CVE-2021-29630
Last modified
CVE-2021-29630 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. 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.. EPSS estimates a 1.58% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Freebsd | Freebsd | 11.4 |
| Freebsd | Freebsd | 12.2 |
| Freebsd | Freebsd | 13.0 |
References
- https://security.FreeBSD.org/advisories/FreeBSD-SA-21:14.ggatec.ascPatch, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20210923-0005/Third Party Advisory
- https://security.FreeBSD.org/advisories/FreeBSD-SA-21:14.ggatec.ascPatch, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20210923-0005/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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