CVE-2012-5533

lighttpd <1.4.32 - DoS

Title source: llm

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.

Exploits (1)

exploitdb WORKING POC

by t4c · bashdoslinux

https://www.exploit-db.com/exploits/22902

View Code ZIP pw:eip

References (16)

[Patch] http://download.lighttpd.net/lighttpd/security/lighttpd-1.4.31_fix_connection_header_dos.patch

[Vendor Advisory] http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2012_01.txt

[Mailing List] http://lists.opensuse.org/opensuse-updates/2012-11/msg00044.html

[Mailing List] http://lists.opensuse.org/opensuse-updates/2014-01/msg00051.html

[Mailing List] http://marc.info/?l=bugtraq&m=141576815022399&w=2

[Third Party Advisory, VDB Entry] http://osvdb.org/87623

[Exploit, Third Party Advisory] http://packetstormsecurity.org/files/118282/Simple-Lighttpd-1.4.31-Denial-Of-Service.html

[Vendor Advisory] http://secunia.com/advisories/51268

[Vendor Advisory] http://secunia.com/advisories/51298

[Exploit] http://www.exploit-db.com/exploits/22902

[Vendor Advisory] http://www.mandriva.com/security/advisories?name=MDVSA-2013:100

[Exploit] http://www.securityfocus.com/bid/56619

[Third Party Advisory, VDB Entry] http://www.securitytracker.com/id?1027802

[Third Party Advisory, VDB Entry] https://exchange.xforce.ibmcloud.com/vulnerabilities/80213

[Third Party Advisory] https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0345

[Mailing List] http://www.openwall.com/lists/oss-security/2012/11/21/1

Scores

EPSS 0.3791

EPSS Percentile 97.2%

Details

CWE

CWE-399

Status published

Products (2)

lighttpd/lighttpd 1.4.31

lighttpd/lighttpd 1.4.32

Published Nov 24, 2012

Tracked Since Feb 18, 2026