CVE-2012-5533

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.

CVSS v2.0 NVD

5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P

EPSS

12.04% chance of exploitation in the next 30 days, 96th percentile

Published

2012-11-24

Updated

2024-08-06

Proof-of-concept exploits (1)

• http://www.exploit-db.com/exploits/22902

ExploitDB entries (1)

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

Security advisories

• http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2012_01.txt
• http://secunia.com/advisories/51268
• http://secunia.com/advisories/51298
• http://download.lighttpd.net/lighttpd/security/lighttpd-1.4.31_fix_connection_header_dos…
• http://www.mandriva.com/security/advisories?name=MDVSA-2013:100
• http://www.securityfocus.com/bid/56619

References

• CVE Record
• NVD entry