VULNERABILITY INTELLIGENCE

CVE-2021-29630

CVSS score8.1 HIGH

EPSS probability1.58%

CISA KEVNot currently listed

Published2021-08-30

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

In FreeBSD 13.0-STABLE before n246938-0729ba2f49c9, 12.2-STABLE before r370383, 11.4-STABLE before r370381, 13.0-RELEASE before p4, 12.2-RELEASE before p10, and 11.4-RELEASE before p13, the ggatec daemon does not validate the size of a response before writing it to a fixed-sized buffer allowing a malicious attacker in a privileged network position to overwrite the stack of ggatec and potentially execute arbitrary code.

Weakness classification

nvd@nist.gov: CWE-787

Primary references

secteam@freebsd.org — Patch, Vendor Advisory
secteam@freebsd.org — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory