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What is CVE-2022-28958?A security flaw criminals are using now.

Not rated severityKnown exploited2 affected products
The short answer

CVE-2022-28958 is a security flaw in Dir-816l Firmware from Dlink, published on 18 May 2022. It is on the list of flaws known to be exploited, so criminals are already using it. If you run an affected version, patch it first.

Check if it affects you →How to fix it

Published 18 May 2022. Record last updated 29 November 2023. We keep this page's data up to date.

What it does

What is CVE-2022-28958? In plain terms.

Here is what the published record says about this flaw, and what kind of weakness it is.

The official description

Rejected reason: DO NOT USE THIS CVE RECORD. ConsultIDs: none. Reason: This record was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none.

What kind of flaw is it?

  • UnknownUnknown
CVSS scoreNot rated · n/a

How an attack on it works

Read straight from its severity rating, translated out of the shorthand.

This record has no severity breakdown yet.

Exploitation

Is CVE-2022-28958 being exploited? Yes.

Attackers are already using it. It is on the government list of flaws known to be exploited.

Known to be exploitedYesOn the government list of exploited flaws
Chance of use in the next 30 daysn/aIts EPSS score, from the latest forecast

Timeline

  1. Published
  2. Record last updated
How Precursor Intelligence ranks it
0out of 100Info

CVE-2022-28958 scores 0. Action: Track.

We keep the score of every published flaw up to date as the evidence changes. Four things go into the score, and evidence that criminals are actually using it counts most. In order:

  • Evidence it is being exploitedBiggest factor
  • How severe it isStrong factor
  • How widely exposed it isSmaller factor
  • Threat activity around itSmaller factor

85 and above is Critical. Anything confirmed as exploited is always marked for an emergency patch, whatever its score.

When CVE-2022-28958 matches software you track, it lands in your list with its score and the reasons behind it.

See your own ranked list →
Affected products

Who is affected by CVE-2022-28958? 2 products.

The published record lists 2 products from 1 vendor. If you run one of these, check your version, then go to the fix below.

Remediation

How do I fix CVE-2022-28958? Four steps.

  1. Check whether you run itCompare 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 fixInstall the update named in the vendor’s advisory. We’ve put the advisory first in the list.
  3. If you can’t patch todayFollow any mitigation the vendor publishes, and limit who can reach the affected system from the internet until the update is in.
  4. Check it wasn’t used before you patchedBecause criminals are already using this flaw, look for signs of a break-in on affected systems using the vendor’s guidance.

References

3 links
Precursor Intelligence

Does CVE-2022-28958 affect you? We'll keep checking.

Looking flaws up one at a time doesn't scale. Tell us what you run once, and we tell you which flaws matter to you, in what order, and keep watching for new ones.

  1. Tell us what you runPick your software from a list, or let us work it out from your website.
  2. We match it to every flawOver 400,000 published flaws, checked against your list.
  3. Ranked by real-world riskA 0 to 100 score, led by evidence criminals are using it.
  4. Told as soon as we knowAn alert by email, in the app or by webhook to your own tools.
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FAQ

Common questions, answered plainly.

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CVE-2022-28958 is a security flaw in Dir-816l Firmware from Dlink, published on 18 May 2022. Here is what the published record says about this flaw, and what kind of weakness it is.

It has no severity score yet. Attackers are using this flaw today. If you run an affected version, it goes to the top of your list.

Attackers are already using it. It is on the government list of flaws known to be exploited.

For Dir-816l Firmware from Dlink: 206b01. The record lists 2 products in all, each with its versions, under "Who is affected" on this page.

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. Because criminals are already using it, also check affected systems for signs of a break-in.

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