FreeBSD: Input Validation Flaw allows local users to gain elevated privileges
Priority LOW 34CWE-20Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
FreeBSD: Input Validation Flaw allows local users to gain elevated privileges
Why it matters now
EPSS 0.00419 36th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| FreeBSD | FreeBSD | 7.4; 8.3; 9.0; and 9.1 | — | No fix listed | CNA |
- FreeBSD VendorFreeBSD Affected 7.4; 8.3; 9.0; and 9.1 Fixed in — No fix listed CNA
CPE configurations NVD · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:freebsd:freebsd:7.4:-:*:*:*:*:*:* | 7.4 | Vulnerable | FreeBSD |
| cpe:2.3:o:freebsd:freebsd:8.3:-:*:*:*:*:*:* | 8.3 | Vulnerable | FreeBSD |
| cpe:2.3:o:freebsd:freebsd:9.0:-:*:*:*:*:*:* | 9.0 | Vulnerable | FreeBSD |
| cpe:2.3:o:freebsd:freebsd:9.1:-:*:*:*:*:*:* | 9.1 | Vulnerable | FreeBSD |
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | Debian |
- cpe:2.3:o:freebsd:freebsd:7.4:-:*:*:*:*:*:* Versions 7.4 Vulnerable ·FreeBSD
- cpe:2.3:o:freebsd:freebsd:8.3:-:*:*:*:*:*:* Versions 8.3 Vulnerable ·FreeBSD
- cpe:2.3:o:freebsd:freebsd:9.0:-:*:*:*:*:*:* Versions 9.0 Vulnerable ·FreeBSD
- cpe:2.3:o:freebsd:freebsd:9.1:-:*:*:*:*:*:* Versions 9.1 Vulnerable ·FreeBSD
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2012-4576
- 2026-10-03 Alias added: GHSA-4hcg-rr39-6g8j
References
More Freebsd vulnerabilities
- TI-2011-04182 Buffer overflow in libtelnet/encrypt.c in telnetd in FreeBSD 7.3 through 9.0, MIT… CVSS 2.0HIGH 10.0
- TI-2007-03684 Integer overflow in print-bgp.c in the BGP dissector in tcpdump 3.9.6 and earlier allows… CVSS 3.1CRITICAL 9.8
- TI-2002-00376 Integer overflow in xdr_array function in RPC servers for operating systems that use… CVSS 3.1CRITICAL 9.8
- TI-2024-05929 Openssh: regresshion - race condition in ssh allows rce/dos CVSS 3.1HIGH 8.1
- TI-2003-00437 Off-by-one error in the fb_realpath() function, as derived from the realpath function in… CVSS 3.1CRITICAL 9.8
- TI-2003-00642 The prescan function in Sendmail 8.12.9 allows remote attackers to execute arbitrary code… CVSS 2.0HIGH 10.0
Sources
- CVE-2012-4576 · CVE Program
- CVE-2012-4576 · NVD
- FIRST EPSS
- GHSA-4hcg-rr39-6g8j · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences