Back to Database
Status published
Medium
CVE-2012-5533
The http_request_split_value function in request.c in lighttpd before 1.4.32 allows...
Vulnerability Description
The http_request_split_value function in request.c in lighttpd before 1.4.32 allows remote attackers to cause a denial of service (infinite loop) via a request with a header containing an empty token, as demonstrated using the "Connection: TE,,Keep-Alive" header.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2012-5533
Credits & Attribution
No credits recorded in the NVD database.
References
- http://www.openwall.com/lists/oss-security/2012/11/21/1
- http://lists.opensuse.org/opensuse-updates/2012-11/msg00044.html
- http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2012_01.txt
- http://www.exploit-db.com/exploits/22902
- http://www.securitytracker.com/id?1027802
- http://download.lighttpd.net/lighttpd/security/lighttpd-1.4.31_fix_connection_header_dos.patch
- http://packetstormsecurity.org/files/118282/Simple-Lighttpd-1.4.31-Denial-Of-Service.html
- http://secunia.com/advisories/51268
- https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0345
- http://osvdb.org/87623
- http://marc.info/?l=bugtraq&m=141576815022399&w=2
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:100
- https://exchange.xforce.ibmcloud.com/vulnerabilities/80213
- http://secunia.com/advisories/51298
- http://lists.opensuse.org/opensuse-updates/2014-01/msg00051.html
- http://www.securityfocus.com/bid/56619
More from lighttpd
View All →CVE-2025-12642
HTTP Header Smuggling via Trailer Merge
Medium
6.9
CVE-2022-41556
A resource leak in gw_backend.c in lighttpd 1.4.56 through 1.4.66...
High
7.5
CVE-2022-37797
In lighttpd 1.4.65, mod_wstunnel does not initialize a handler function...
High
7.5
CVE-2022-30780
Lighttpd 1.4.56 through 1.4.58 allows a remote attacker to cause...
High
7.5
CVE-2022-22707
In lighttpd 1.4.46 through 1.4.63, the mod_extforward_Forwarded function of the...
Medium
5.9
Affected Vendor
lighttpd
View all reports →Affected Software
lighttpd
Vulnerable Versions:
1.4.31, 1.4.32
Timeline
Official Publish:
November 24th, 2012
Last Modified:
August 6th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.