CVE-2021-29630 — HIGH (8.1)

Vulnerability 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.

CVSS Score

8.1

HIGH

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

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Freebsd	Freebsd	11.4

Related Weaknesses (CWE)

CWE-787

References

https://security.FreeBSD.org/advisories/FreeBSD-SA-21:14.ggatec.ascPatchVendor Advisory
https://security.netapp.com/advisory/ntap-20210923-0005/Third Party Advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-21:14.ggatec.ascPatchVendor Advisory
https://security.netapp.com/advisory/ntap-20210923-0005/Third Party Advisory

FAQ

What is CVE-2021-29630?

CVE-2021-29630 is a vulnerability with a CVSS score of 8.1 (HIGH). 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 dae...

How severe is CVE-2021-29630?

CVE-2021-29630 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-29630?

Check the references section above for vendor advisories and patch information. Affected products include: Freebsd Freebsd.