#VU54521 Resource exhaustion in Go programming language - CVE-2021-33196
Published: July 4, 2021 / Updated: June 2, 2022
Vulnerability identifier: #VU54521
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-33196
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Go programming language
Go programming language
Software vendor:
Google
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources when parsing archives. A remote attacker can pass a specially crafted .zip file to the application, trigger resource exhaustion and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.
External links
- https://bugzilla.redhat.com/show_bug.cgi?id=1965503
- https://github.com/golang/go/issues/46242
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33912
- https://go-review.googlesource.com/c/go/+/322949/
- https://go-review.googlesource.com/c/go/+/322909/
- https://go-review.googlesource.com/c/go/+/318909/