# What is CVE-2022-1107?

> CVE-2022-1107 is a medium-severity flaw (CVSS 6.7) in Thinkpad 11e Firmware from Lenovo, published on 22 April 2022. It is not on the list of flaws known to be exploited today. The latest forecast puts its chance of use in the next 30 days at 0.3%. If you run an affected version, plan in the vendor’s fix.

Canonical page: https://www.precursorintelligence.com/what-is/cve-2022-1107

## At a glance

- **Verdict:** Plan it in. No sign of exploitation and a low forecast. Patch it in your normal update cycle.
- **Precursor Intelligence risk score:** 20 out of 100 (Low); action: Monitor. Kept up to date as the evidence changes.
- **Severity:** Medium (CVSS 6.7 out of 10)
- **Known to be exploited:** No, not on the list of flaws known to be exploited today
- **Chance of use in the next 30 days:** 0.3% (latest exploit-likelihood forecast)
- **Published:** 22 April 2022
- **Record last updated:** 12 May 2022
- **Main product:** Thinkpad 11e Firmware from Lenovo
- **Affected products:** 60

## What is CVE-2022-1107? In plain terms

An attacker has to be already on the device with an administrator account, and nobody has to click anything. If it works, the attacker can read data, change data and take it offline.

### The official description

During an internal product security audit a potential vulnerability due to use of Boot Services in the SmmOEMInt15 SMI handler was discovered in some ThinkPad models could be exploited by an attacker with elevated privileges that could allow for execution of code.

### What kind of flaw is it?

- CWE-20: Improper Input Validation
- CWE-269: Improper Privilege Management

### How an attack on it works

- Where an attacker can be: Already on the device
- How hard it is to pull off: Easy: no special conditions
- Login needed first: An administrator account
- Does someone have to click: No, nobody has to do anything
- What an attacker gets: Can read data, change data and take it offline

Severity vector: `CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H`

## Is CVE-2022-1107 being exploited? Not that we know of

It is not on the list of flaws known to be exploited today. The latest forecast puts the chance of it being used in the next 30 days at 0.3%. That can change at any time, which is why we keep watching.

Exploit likelihood over the last 7 days: 0.3%, 0.3%, 0.3%, 0.3%, 0.3%, 0.3%, 0.3%.

### Timeline

- 22 April 2022: Published
- 12 May 2022: Record last updated

### How Precursor Intelligence ranks it

CVE-2022-1107 scores **20 out of 100 (Low)**, with the action "Monitor".

Every published flaw gets a risk score from 0 to 100, kept up to date as the evidence changes. Four things go into the score, from the one that counts most to the ones that count less:

- Evidence it is being exploited: biggest factor
- How severe it is: strong factor
- How widely exposed it is: smaller factor
- Threat activity around it: smaller factor

85 and above is Critical. Anything confirmed as exploited is always marked for an emergency patch, whatever its score. When this flaw matches software you track, it lands in your list with its score and the reasons behind it.

## Who is affected by CVE-2022-1107?

The published record lists 60 products. Versions are as published: "before n15et78w" means every version up to, but not including, n15et78w.

- [Thinkpad 11e Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_11e_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n15et78w
- [Thinkpad 11e](https://www.precursorintelligence.com/product/lenovo/thinkpad_11e) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad 11e Yoga](https://www.precursorintelligence.com/product/lenovo/thinkpad_11e_yoga) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad 11e Yoga Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_11e_yoga_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n15et78w
- [Thinkpad Helix](https://www.precursorintelligence.com/product/lenovo/thinkpad_helix) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad Helix Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_helix_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n17eta8w
- [Thinkpad L560](https://www.precursorintelligence.com/product/lenovo/thinkpad_l560) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad L560 Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_l560_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n1het85w
- [Thinkpad L570](https://www.precursorintelligence.com/product/lenovo/thinkpad_l570) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad L570 Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_l570_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n1xet65w
- [Thinkpad P50s](https://www.precursorintelligence.com/product/lenovo/thinkpad_p50s) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad P50s Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_p50s_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n1ket46w
- [Thinkpad P51s](https://www.precursorintelligence.com/product/lenovo/thinkpad_p51s) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad P51s Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_p51s_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n1vet50w
- [Thinkpad P52s](https://www.precursorintelligence.com/product/lenovo/thinkpad_p52s) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad P52s Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_p52s_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n27et36w
- [Thinkpad S540](https://www.precursorintelligence.com/product/lenovo/thinkpad_s540) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad S540 Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_s540_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before gpet80ww
- [Thinkpad T550](https://www.precursorintelligence.com/product/lenovo/thinkpad_t550) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad T550 Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_t550_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n11et50w
- [Thinkpad T560](https://www.precursorintelligence.com/product/lenovo/thinkpad_t560) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad T560 Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_t560_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n1ket46w
- [Thinkpad T570](https://www.precursorintelligence.com/product/lenovo/thinkpad_t570) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad T570 Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_t570_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n1vet50w
- [Thinkpad T580](https://www.precursorintelligence.com/product/lenovo/thinkpad_t580) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad T580 Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_t580_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n27et36w
- [Thinkpad W540](https://www.precursorintelligence.com/product/lenovo/thinkpad_w540) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad W540 Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_w540_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before gnet92ww
- [Thinkpad W541](https://www.precursorintelligence.com/product/lenovo/thinkpad_w541) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad W541 Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_w541_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before gnet92ww
- [Thinkpad W550s](https://www.precursorintelligence.com/product/lenovo/thinkpad_w550s) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad W550s Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_w550s_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n11et50w
- [Thinkpad X1 Carbon 3rd Gen](https://www.precursorintelligence.com/product/lenovo/thinkpad_x1_carbon_3rd_gen) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad X1 Carbon 3rd Gen Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_x1_carbon_3rd_gen_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n14et52w
- [Thinkpad X1 Carbon 4th Gen](https://www.precursorintelligence.com/product/lenovo/thinkpad_x1_carbon_4th_gen) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad X1 Carbon 4th Gen Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_x1_carbon_4th_gen_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n1fet70w
- [Thinkpad X1 Carbon 5th Gen Kabylake](https://www.precursorintelligence.com/product/lenovo/thinkpad_x1_carbon_5th_gen_kabylake) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad X1 Carbon 5th Gen Kabylake Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_x1_carbon_5th_gen_kabylake_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n1met55w
- [Thinkpad X1 Carbon 5th Gen Skylake](https://www.precursorintelligence.com/product/lenovo/thinkpad_x1_carbon_5th_gen_skylake) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad X1 Carbon 5th Gen Skylake Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_x1_carbon_5th_gen_skylake_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n1met55w
- [Thinkpad X1 Tablet Gen 1](https://www.precursorintelligence.com/product/lenovo/thinkpad_x1_tablet_gen_1) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad X1 Tablet Gen 1 Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_x1_tablet_gen_1_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n1let86w
- [Thinkpad X1 Tablet Gen 2](https://www.precursorintelligence.com/product/lenovo/thinkpad_x1_tablet_gen_2) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad X1 Tablet Gen 2 Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_x1_tablet_gen_2_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n1oet50w
- [Thinkpad X1 Yoga](https://www.precursorintelligence.com/product/lenovo/thinkpad_x1_yoga) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad X1 Yoga Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_x1_yoga_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n1fet70w
- [Thinkpad X1 Yoga Gen 2](https://www.precursorintelligence.com/product/lenovo/thinkpad_x1_yoga_gen_2) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad X1 Yoga Gen 2 Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_x1_yoga_gen_2_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n1net47w
- [Thinkpad X1 Yoga Gen 3](https://www.precursorintelligence.com/product/lenovo/thinkpad_x1_yoga_gen_3) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad X1 Yoga Gen 3 Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_x1_yoga_gen_3_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n25et50w
- [Thinkpad X250](https://www.precursorintelligence.com/product/lenovo/thinkpad_x250) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad X250 Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_x250_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n10et58w
- [Thinkpad X280](https://www.precursorintelligence.com/product/lenovo/thinkpad_x280) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad X280 Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_x280_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n20et44w
- [Thinkpad X390](https://www.precursorintelligence.com/product/lenovo/thinkpad_x390) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad X390 Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_x390_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n2let60w
- [Thinkpad Yoga 15](https://www.precursorintelligence.com/product/lenovo/thinkpad_yoga_15) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad Yoga 15 Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_yoga_15_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n19et61w
- [Thinkpad Yoga 260](https://www.precursorintelligence.com/product/lenovo/thinkpad_yoga_260) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Hardware): version not specified
- [Thinkpad Yoga 260 Firmware](https://www.precursorintelligence.com/product/lenovo/thinkpad_yoga_260_firmware) by [Lenovo](https://www.precursorintelligence.com/vendors/lenovo) (Operating system): before n1get98w

## How do I fix CVE-2022-1107?

1. **Check whether you run it.** Compare your versions with the affected products above. Not sure what you run? Precursor Intelligence can work it out from your public website, or you can pick it from a list.
2. **Apply the vendor’s fix.** Install the update named in the vendor’s advisory. We’ve put the advisory first in the list.
3. **If you can’t patch today.** Follow any mitigation the vendor publishes, and limit who can reach the affected system from the internet until the update is in.
4. **Keep an eye on it.** Track the product and we tell you as soon as we spot this flaw on the list of exploited flaws, or a jump in its exploit likelihood.

### References

- [support.lenovo.com](https://support.lenovo.com/us/en/product_security/LEN-84943) (Vendor advisory)

## Questions

### What is CVE-2022-1107?

CVE-2022-1107 is a medium-severity flaw in Thinkpad 11e Firmware from Lenovo, published on 22 April 2022. An attacker has to be already on the device with an administrator account, and nobody has to click anything. If it works, the attacker can read data, change data and take it offline.

### How serious is CVE-2022-1107?

It scores 6.7 out of 10 on the CVSS severity scale, which is medium. Our risk score for CVE-2022-1107 is 20 out of 100, which is Low. Its action is "Monitor". No sign of exploitation and a low forecast. Patch it in your normal update cycle.

### Is CVE-2022-1107 being exploited?

It is not on the list of flaws known to be exploited today. The latest forecast puts the chance of it being used in the next 30 days at 0.3%. That can change at any time, which is why we keep watching.

### Which versions does CVE-2022-1107 affect?

For Thinkpad 11e Firmware from Lenovo: before n15et78w. The record lists 60 products in all, each with its versions, under "Who is affected" on this page.

### How do I fix CVE-2022-1107?

Install the update the vendor names in its advisory, linked first under "How do I fix" on this page. If you can't patch today, follow the vendor's mitigation and limit who can reach the affected system from the internet.

## Does CVE-2022-1107 affect you?

Precursor Intelligence keeps checking for you:

- **Tell us what you run.** Pick your software from a list, or let us work it out from your website.
- **We match it to every flaw.** Over 400,000 published flaws, checked against your list.
- **Ranked by real-world risk.** Every flaw gets a 0 to 100 risk score, kept up to date, led by evidence criminals are using it.
- **Told as soon as we know.** An alert by email, in the app or by webhook to your own tools.

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