Unrated severityNVD Advisory· Published Nov 24, 2012· Updated Jun 16, 2026
CVE-2012-5533
CVE-2012-5533
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4Patches
Vulnerability mechanics
References
16- download.lighttpd.net/lighttpd/security/lighttpd-1.4.31_fix_connection_header_dos.patchnvdPatch
- www.exploit-db.com/exploits/22902nvdExploit
- www.securityfocus.com/bid/56619nvdExploit
- download.lighttpd.net/lighttpd/security/lighttpd_sa_2012_01.txtnvdVendor Advisory
- secunia.com/advisories/51268nvdVendor Advisory
- secunia.com/advisories/51298nvdVendor Advisory
- lists.opensuse.org/opensuse-updates/2012-11/msg00044.htmlnvd
- lists.opensuse.org/opensuse-updates/2014-01/msg00051.htmlnvd
- marc.infonvd
- osvdb.org/87623nvd
- packetstormsecurity.org/files/118282/Simple-Lighttpd-1.4.31-Denial-Of-Service.htmlnvd
- www.mandriva.com/security/advisoriesnvd
- www.openwall.com/lists/oss-security/2012/11/21/1nvd
- www.securitytracker.com/idnvd
- exchange.xforce.ibmcloud.com/vulnerabilities/80213nvd
- wiki.mageia.org/en/Support/Advisories/MGASA-2012-0345nvd
News mentions
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