Buffer overflow in F5 nginx
CVE-2009-3896
src/http/ngx_http_parse.c in nginx (aka Engine X) 0.1.0 through 0.4.14, 0.5.x before 0.5.38, 0.6.x before 0.6.39, 0.7.x before 0.7.62, and 0.8.x before 0.8.14 allows remote attackers to cause a denial of service (NULL pointer dereference and worker process crash) via a long URI.
Vulnerability class: Buffer Overflow
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: 0.102 (95.5th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 95.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.102 · newest: 0.102 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugs.debian.org/cgi-bin/bugreport.cgi (Exploit)
- www.redhat.com/archives/fedora-package-announce/2009-December/msg00428.html (vendor-advisory)
- www.securityfocus.com/bid/36839 (Exploit, Patch, vdb-entry)
- www.openwall.com/lists/oss-security/2009/11/23/10 (mailing-list, Patch)
- bugzilla.redhat.com/show_bug.cgi (Patch)
- www.redhat.com/archives/fedora-package-announce/2009-December/msg00442.html (vendor-advisory)
- security.debian.org/pool/updates/main/n/nginx/nginx_0.4.13-2+etch3.diff.gz
- www.redhat.com/archives/fedora-package-announce/2009-December/msg00449.html (vendor-advisory)
- www.debian.org/security/2009/dsa-1920 (vendor-advisory)
- secunia.com/advisories/48577 (third-party-advisory)
Frequently asked questions
- What is CVE-2009-3896?
- CVE-2009-3896 is a vulnerability in F5 nginx, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2009-11-24.
- Is CVE-2009-3896 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.