VulnerabilityModified
CVE-2021-33198
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.
HIGH 7.5EPSS 3.40%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.40%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a 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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 3.40% probability · 88th percentile
- CISA KEV
- Not listed
- Affected
- golang/go
- Source
- cve@mitre.org
References
- https://groups.google.com/g/golang-announceThird Party Advisory
- https://groups.google.com/g/golang-announce/c/RgCMkAEQjSIExploit, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/202208-02Third Party Advisory
- https://groups.google.com/g/golang-announceThird Party Advisory
- https://groups.google.com/g/golang-announce/c/RgCMkAEQjSIExploit, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/202208-02Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.