What is CVE-2022-24921?

CVE-2022-24921 is a high-severity software vulnerability (CWE-674) with a CVSS score of 7.5. regexp.Compile in Go before 1.16.15 and 1.17.x before 1.17.8 allows stack exhaustion via a deeply nested expression.

Is CVE-2022-24921 being actively exploited?

It is not currently in CISA's KEV catalog. Its EPSS exploitation probability is 3%.

What products does CVE-2022-24921 affect?

Tracked products affected include Go. Check the version you run to see whether it is affected.

How do I fix CVE-2022-24921?

Apply the vendor fix promptly. Upgrade affected products to a fixed version.

← All products

CVE-2022-24921

HIGH severity · CVSS 7.5 · CWE-674

7.5CVSS HIGH

Summary

regexp.Compile in Go before 1.16.15 and 1.17.x before 1.17.8 allows stack exhaustion via a deeply nested expression.

Impact & exploitability

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

Confidentiality impactNone

Integrity impactNone

Availability impactHigh

Exploit probability (EPSS)3%

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

Affected products we track (1)

Recommendation

Apply the vendor fix promptly. Open any affected product above for its exact safe version.

Additional information

NVD record
https://cert-portal.siemens.com/productcert/pdf/ssa-744259.pdf
https://groups.google.com/g/golang-announce/c/RP1hfrBYVukAdvisory
https://lists.debian.org/debian-lts-announce/2022/04/msg00017.htmlAdvisory
https://lists.debian.org/debian-lts-announce/2022/04/msg00018.htmlAdvisory
https://lists.debian.org/debian-lts-announce/2023/04/msg00021.html
https://security.gentoo.org/glsa/202208-02Advisory
https://security.netapp.com/advisory/ntap-20220325-0010/Advisory