# ASR 1001 vulnerabilities

> ASR 1001 is made by Cisco. We track 58 published vulnerabilities listed under that exact name, across 0 versions. 9 of them are on the list of flaws known to be exploited, the newest added on 25 February 2026. Cisco lists newer releases under their own names, such as ASR 1001 Firmware, so check those pages too.

Canonical page: https://www.precursorintelligence.com/product/cisco/asr_1001

## At a glance

- **Made by:** [Cisco](https://www.precursorintelligence.com/vendors/cisco)
- **Published vulnerabilities:** 58
- **Known to be exploited:** 9 (listed under the name ASR 1001)
- **Versions tracked:** 0
- **Most recently added to the known-exploited list:** [CVE-2022-20775](https://www.precursorintelligence.com/what-is/cve-2022-20775), 25 February 2026. We keep watching the list.

## Is ASR 1001 listed under other names?

Cisco also lists ASR 1001 under more specific names, such as ASR 1001 Firmware. Flaws listed only under those names are counted on their own pages, not here.

- [ASR 1001 Firmware](https://www.precursorintelligence.com/product/cisco/asr_1001_firmware): 1 published vulnerability

## Which ASR 1001 vulnerabilities are being exploited?

9 flaws are on the government list of vulnerabilities known to be exploited, newest first:

- [CVE-2022-20775](https://www.precursorintelligence.com/what-is/cve-2022-20775): Cisco SD-WAN Path Traversal Vulnerability. High, CVSS 7.8, chance of use in 30 days 12%, known exploited since 25 February 2026.
- [CVE-2017-12232](https://www.precursorintelligence.com/what-is/cve-2017-12232): Cisco IOS Software for Cisco Integrated Services Routers Denial-of-Service Vulnerability. Medium, CVSS 6.5, chance of use in 30 days 2.2%, known exploited since 3 March 2022.
- [CVE-2017-12237](https://www.precursorintelligence.com/what-is/cve-2017-12237): Cisco IOS and IOS XE Software Internet Key Exchange Denial-of-Service Vulnerability. High, CVSS 7.5, chance of use in 30 days 7.1%, known exploited since 3 March 2022.
- [CVE-2017-12240](https://www.precursorintelligence.com/what-is/cve-2017-12240): Cisco IOS and IOS XE Software DHCP Remote Code Execution Vulnerability. Critical, CVSS 9.8, chance of use in 30 days 14%, known exploited since 3 March 2022.
- [CVE-2017-12231](https://www.precursorintelligence.com/what-is/cve-2017-12231): Cisco IOS Software Network Address Translation Denial-of-Service Vulnerability. High, CVSS 7.5, chance of use in 30 days 7.1%, known exploited since 3 March 2022.
- [CVE-2018-0154](https://www.precursorintelligence.com/what-is/cve-2018-0154): Cisco IOS Software Integrated Services Module for VPN Denial-of-Service Vulnerability. High, CVSS 7.5, chance of use in 30 days 7.1%, known exploited since 3 March 2022.
- [CVE-2018-0179](https://www.precursorintelligence.com/what-is/cve-2018-0179): Cisco IOS Software Denial-of-Service Vulnerability. Medium, CVSS 5.9, chance of use in 30 days 4.9%, known exploited since 3 March 2022.
- [CVE-2018-0180](https://www.precursorintelligence.com/what-is/cve-2018-0180): Cisco IOS Software Denial-of-Service Vulnerability. Medium, CVSS 5.9, chance of use in 30 days 4.9%, known exploited since 3 March 2022.
- [CVE-2017-12319](https://www.precursorintelligence.com/what-is/cve-2017-12319): Cisco IOS XE Software Ethernet Virtual Private Network Border Gateway Protocol Denial-of-Service Vulnerability. Medium, CVSS 5.9, chance of use in 30 days 5.2%, known exploited since 3 March 2022.

## Which ASR 1001 flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast (the chance each flaw is used in an attack in the next 30 days):

- [CVE-2017-12240](https://www.precursorintelligence.com/what-is/cve-2017-12240): 14%, Critical (CVSS 9.8), known exploited
- [CVE-2022-20775](https://www.precursorintelligence.com/what-is/cve-2022-20775): 12%, High (CVSS 7.8), known exploited
- [CVE-2017-12237](https://www.precursorintelligence.com/what-is/cve-2017-12237): 7.1%, High (CVSS 7.5), known exploited
- [CVE-2017-12231](https://www.precursorintelligence.com/what-is/cve-2017-12231): 7.1%, High (CVSS 7.5), known exploited
- [CVE-2018-0154](https://www.precursorintelligence.com/what-is/cve-2018-0154): 7.1%, High (CVSS 7.5), known exploited
- [CVE-2017-12319](https://www.precursorintelligence.com/what-is/cve-2017-12319): 5.2%, Medium (CVSS 5.9), known exploited
- [CVE-2018-0179](https://www.precursorintelligence.com/what-is/cve-2018-0179): 4.9%, Medium (CVSS 5.9), known exploited
- [CVE-2018-0180](https://www.precursorintelligence.com/what-is/cve-2018-0180): 4.9%, Medium (CVSS 5.9), known exploited
- [CVE-2021-34727](https://www.precursorintelligence.com/what-is/cve-2021-34727): 2.6%, Critical (CVSS 9.8)
- [CVE-2017-12232](https://www.precursorintelligence.com/what-is/cve-2017-12232): 2.2%, Medium (CVSS 6.5), known exploited

## Questions

### How many vulnerabilities does ASR 1001 have?

We track 58 published vulnerabilities listed under the name ASR 1001, across 0 versions. The most recent ASR 1001 flaw added to the known-exploited list is CVE-2022-20775, on 25 February 2026.

### Which ASR 1001 vulnerabilities are being exploited?

9 are on the list of flaws known to be exploited. The most recently added are CVE-2022-20775, CVE-2017-12232 and CVE-2017-12237.

### Why are newer ASR 1001 flaws missing from this page?

Cisco also lists ASR 1001 under more specific names, such as ASR 1001 Firmware. Flaws listed only under those names are counted on their own pages, not here. Open the release you run to see its own list.

### How do I get alerts for ASR 1001?

Create a Precursor Intelligence account and track ASR 1001. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.

## Running ASR 1001?

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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