CVE-2021-33196

Public Exploit

Description

In archive/zip in Go before 1.15.13 and 1.16.x before 1.16.5, a crafted file count (in an archive's header) can cause a NewReader or OpenReader panic.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.02%
Vendor Advisory gentoo.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://groups.google.com/g/golang-announce third party advisory
https://groups.google.com/g/golang-announce/c/RgCMkAEQjSI exploit third party advisory patch
https://lists.debian.org/debian-lts-announce/2022/01/msg00016.html third party advisory mailing list
https://lists.debian.org/debian-lts-announce/2022/01/msg00017.html third party advisory mailing list
https://security.gentoo.org/glsa/202208-02 third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2023/04/msg00021.html mailing list

Frequently Asked Questions

What is the severity of CVE-2021-33196?
CVE-2021-33196 has been scored as a high severity vulnerability.
How to fix CVE-2021-33196?
To fix CVE-2021-33196, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-33196 being actively exploited in the wild?
It is possible that CVE-2021-33196 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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