Buffer overflow in FreeBSD



Published: 2011-10-18 | Updated: 2020-08-11
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2011-4062
CWE-ID CWE-119
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
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Operating systems & Components / Operating system

Vendor FreeBSD Foundation

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU44600

Risk: High

CVSSv3.1:

CVE-ID: CVE-2011-4062

CWE-ID: CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Exploit availability: Yes

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

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.

Mitigation

Install update from vendor's website.

Vulnerable software versions

FreeBSD: 7.3 - 9.0

CPE2.3 External links

http://secunia.com/advisories/46202
http://secunia.com/advisories/46564
http://security.freebsd.org/advisories/FreeBSD-SA-11:05.unix.asc
http://security.freebsd.org/patches/SA-11:05/unix2.patch
http://www.debian.org/security/2011/dsa-2325
http://www.exploit-db.com/exploits/17908
http://www.osvdb.org/75788
http://www.securityfocus.com/bid/49862
http://www.securitytracker.com/id?1026106

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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