Buffer overflow in GNU Glibc



Published: 2013-10-10 | Updated: 2020-08-10
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2013-4237
CWE-ID CWE-119
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Glibc
Universal components / Libraries / Libraries used by multiple products

Vendor GNU

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU42476

Risk: Medium

CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2013-4237

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

sysdeps/posix/readdir_r.c in the GNU C Library (aka glibc or libc6) 2.18 and earlier allows context-dependent attackers to cause a denial of service (out-of-bounds write and crash) or possibly execute arbitrary code via a crafted (1) NTFS or (2) CIFS image.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Glibc: 2.0 - 2.17

CPE2.3 External links

http://secunia.com/advisories/55113
http://www.mandriva.com/security/advisories?name=MDVSA-2013:283
http://www.openwall.com/lists/oss-security/2013/08/12/8
http://www.securityfocus.com/bid/61729
http://www.ubuntu.com/usn/USN-1991-1
http://bugzilla.redhat.com/show_bug.cgi?id=995839
http://security.gentoo.org/glsa/201503-04
http://sourceware.org/bugzilla/show_bug.cgi?id=14699
http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=91ce40854d0b7f865cf5024ef95a8026b76096f3


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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