CVE-2021-33196
HIGH severity · CVSS 7.5 · Improper input validation
7.5CVSS HIGH
Summary
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.
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.
Official patch: https://groups.google.com/g/golang-announce/c/RgCMkAEQjSI ↗
Additional information
- NVD record
- https://groups.google.com/g/golang-announce/c/RgCMkAEQjSIPatch
- https://groups.google.com/g/golang-announceAdvisory
- https://lists.debian.org/debian-lts-announce/2022/01/msg00016.htmlAdvisory
- https://lists.debian.org/debian-lts-announce/2022/01/msg00017.htmlAdvisory
- https://lists.debian.org/debian-lts-announce/2023/04/msg00021.html
- https://security.gentoo.org/glsa/202208-02Advisory