Vulnerability in Lighttpd
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.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.120 (96.0th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 96.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.120 · newest: 0.120 · change: 0.000
Affected products
- Lighttpd — versions 1.4.31, 1.4.32
Weakness classification (CWE)
References
- www.openwall.com/lists/oss-security/2012/11/21/1 (mailing-list)
- lists.opensuse.org/opensuse-updates/2012-11/msg00044.html (vendor-advisory)
- download.lighttpd.net/lighttpd/security/lighttpd_sa_2012_01.txt (Vendor Advisory)
- www.exploit-db.com/exploits/22902 (Exploit, exploit)
- www.securitytracker.com/id (vdb-entry)
- download.lighttpd.net/lighttpd/security/lighttpd-1.4.31_fix_connection_header_d… (Patch)
- packetstormsecurity.org/files/118282/Simple-Lighttpd-1.4.31-Denial-Of-Service.h…
- secunia.com/advisories/51268 (Vendor Advisory, third-party-advisory)
- wiki.mageia.org/en/Support/Advisories/MGASA-2012-0345
- osvdb.org/87623 (vdb-entry)