Stack-based buffer overflow in GNU Glibc



| Updated: 2020-07-18
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2016-1234
CWE-ID CWE-121
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Glibc
Universal components / Libraries / Libraries used by multiple products

Vendor GNU

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Stack-based buffer overflow

EUVDB-ID: #VU31454

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2016-1234

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing a long name. A remote unauthenticated attacker can trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update to version 2.24.

Vulnerable software versions

Glibc: 2.0 - 2.23.90

CPE2.3 External links

https://lists.fedoraproject.org/pipermail/package-announce/2016-May/184626.html
https://lists.opensuse.org/opensuse-updates/2016-06/msg00030.html
https://lists.opensuse.org/opensuse-updates/2016-07/msg00039.html
https://www.openwall.com/lists/oss-security/2016/03/07/16
https://www.securityfocus.com/bid/84204
https://security.gentoo.org/glsa/201702-11
https://sourceware.org/bugzilla/show_bug.cgi?id=19779
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=5171f3079f2cc53e0548fc4967361f4d1ce9d7ea


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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