Buffer overflow in FreeBSD
CVE-2011-4062
Buffer overflow in the kernel in FreeBSD 7.3 through 9.0-RC1 allows local users to cause a denial of service (panic) or possibly gain privileges via a bind system call with a long pathname for a UNIX socket.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v2 metric
CVSS v2 base score 7.2 (High). Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.009 (58.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: -0.000
Affected products
- FreeBSD — versions 7.3, 7.4, 8.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security.freebsd.org/patches/SA-11:05/unix2.patch (Patch)
- secunia.com/advisories/46202 (Vendor Advisory, third-party-advisory)
- www.exploit-db.com/exploits/17908 (Exploit, exploit)
- security.freebsd.org/advisories/FreeBSD-SA-11:05.unix.asc (vendor-advisory, Vendor Advisory)
- secunia.com/advisories/46564 (third-party-advisory)
- www.securitytracker.com/id (vdb-entry)
- www.osvdb.org/75788 (vdb-entry)
- www.securityfocus.com/bid/49862 (vdb-entry)
- www.debian.org/security/2011/dsa-2325 (vendor-advisory)
Frequently asked questions
- What is CVE-2011-4062?
- CVE-2011-4062 is a vulnerability in FreeBSD, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2011-10-18.
- Is CVE-2011-4062 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.