CVE-2021-33195

Public Exploit

Description

Go before 1.15.13 and 1.16.x before 1.16.5 has functions for DNS lookups that do not validate replies from DNS servers, and thus a return value may contain an unsafe injection (e.g., XSS) that does not conform to the RFC1035 format.

Category

7.3
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.03%
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 patch third party advisory exploit
https://security.netapp.com/advisory/ntap-20210902-0005/ third party advisory
https://security.gentoo.org/glsa/202208-02 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-33195?
CVE-2021-33195 has been scored as a high severity vulnerability.
How to fix CVE-2021-33195?
To fix CVE-2021-33195, 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-2021-33195 being actively exploited in the wild?
It is possible that CVE-2021-33195 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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