CVE-2021-33198

Public Exploit

Description

In Go before 1.15.13 and 1.16.x before 1.16.5, there can be a panic for a large exponent to the math/big.Rat SetString or UnmarshalText method.

7.5

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.03%

Vendor Advisory gentoo.org

Affected: n/a n/a

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://security.gentoo.org/glsa/202208-02	third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-33198?: CVE-2021-33198 has been scored as a high severity vulnerability.
How to fix CVE-2021-33198?: To fix CVE-2021-33198, 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-2021-33198 being actively exploited in the wild?: It is possible that CVE-2021-33198 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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