#VU82081 Resource exhaustion in Glibc - CVE-2013-4332

Vulnerability identifier: #VU82081

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2013-4332

CWE-ID: CWE-400

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Glibc
Universal components / Libraries / Libraries used by multiple products

Vendor: GNU

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Glibc: before 2.19

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External links
https://sourceware.org/bugzilla/show_bug.cgi?id=15855
https://www.openwall.com/lists/oss-security/2013/09/12/6
https://sourceware.org/bugzilla/show_bug.cgi?id=15856
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-4332
https://sourceware.org/bugzilla/show_bug.cgi?id=15857
https://rhn.redhat.com/errata/RHSA-2013-1411.html
https://secunia.com/advisories/55113
https://www.ubuntu.com/usn/USN-1991-1
https://www.mandriva.com/security/advisories?name=MDVSA-2013:283
https://www.mandriva.com/security/advisories?name=MDVSA-2013:284
https://rhn.redhat.com/errata/RHSA-2013-1605.html
https://www.securityfocus.com/bid/62324
https://security.gentoo.org/glsa/201503-04

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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.