Use After Free in F5 nginx
CVE-2012-1180
Use-after-free vulnerability in nginx before 1.0.14 and 1.1.x before 1.1.17 allows remote HTTP servers to obtain sensitive information from process memory via a crafted backend response, in conjunction with a client request.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.106 (95.6th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 95.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.106 · newest: 0.106 · change: 0.000
Affected products
- F5 nginx
- Debian Linux — versions 6.0
- Fedoraproject Fedora — versions 15, 16, 17
Weakness classification (CWE)
Public proof-of-concept exploits
References
- hermes.opensuse.org/messages/14173096 (vendor-advisory, Broken Link)
- trac.nginx.org/nginx/changeset/4531/nginx (Patch, Vendor Advisory)
- osvdb.org/80124 (vdb-entry, Broken Link)
- www.debian.org/security/2012/dsa-2434 (vendor-advisory, Third Party Advisory)
- lists.fedoraproject.org/pipermail/package-announce/2012-March/076671.html (vendor-advisory, Third Party Advisory)
- www.openwall.com/lists/oss-security/2012/03/15/5 (mailing-list, Patch, Mailing List, Third Party Advisory)
- secunia.com/advisories/48465 (Third Party Advisory, third-party-advisory)
- nginx.org/en/security_advisories.html (Patch, Vendor Advisory)
- www.openwall.com/lists/oss-security/2012/03/15/9 (mailing-list, Patch, Mailing List, Third Party Advisory)
- nginx.org/download/patch.2012.memory.txt (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2012-1180?
- CVE-2012-1180 is a vulnerability in F5 nginx, classified under Use After Free. Published 2012-04-17.
- Is CVE-2012-1180 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.