Stack-based buffer overflow in libmicrohttpd - CVE-2013-7039
Published: December 13, 2013 / Updated: November 28, 2025
Vulnerability identifier: #VU42236
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2013-7039
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: GNU
Affected software:
libmicrohttpd
libmicrohttpd
Detailed vulnerability 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 URI in an authentication header. 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.
How to mitigate CVE-2013-7039
Install update from vendor's website.
Sources
- http://secunia.com/advisories/55903
- http://security.gentoo.org/glsa/glsa-201402-01.xml
- http://www.openwall.com/lists/oss-security/2013/12/09/11
- http://www.securityfocus.com/bid/64138
- https://bugs.gentoo.org/show_bug.cgi?id=493450
- https://bugzilla.redhat.com/show_bug.cgi?id=1039390
- https://gnunet.org/svn/libmicrohttpd/ChangeLog