Vulnerability in F5 nginx
CVE-2010-4180
OpenSSL before 0.9.8q, and 1.0.x before 1.0.0c, when SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG is enabled, does not properly prevent modification of the ciphersuite in the session cache, which allows remote attackers to force the downgrade to an unintended cipher via vectors involving sniffing network traffic to discover a session identifier.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.3 (Medium). Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.095 (95.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 95.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.095 · newest: 0.095 · change: 0.000
Affected products
- F5 nginx
- OpenSSL
- Canonical Ubuntu Linux — versions 10.10, 6.06, 10.04
- Debian Linux — versions 5.0
- Fedoraproject Fedora — versions 13, 14
- openSUSE — versions 11.3, 11.4, 11.1
- SUSE Linux Enterprise — versions 11.0
- SUSE Linux Enterprise Desktop — versions 10, 11
- SUSE Linux Enterprise Server — versions 10, 9
Public proof-of-concept exploits
References
- lists.opensuse.org/opensuse-security-announce/2011-01/msg00003.html (vendor-advisory, Mailing List, Third Party Advisory)
- www.securitytracker.com/id (VDB Entry, Third Party Advisory, vdb-entry, Broken Link)
- secunia.com/advisories/42473 (Not Applicable, third-party-advisory)
- secunia.com/advisories/42571 (Not Applicable, third-party-advisory)
- secunia.com/advisories/43170 (Not Applicable, third-party-advisory)
- slackware.com/security/viewer.php (vendor-advisory, Third Party Advisory)
- www.vupen.com/english/advisories/2011/0268 (Permissions Required, vdb-entry)
- lists.opensuse.org/opensuse-security-announce/2011-05/msg00005.html (vendor-advisory, Mailing List, Third Party Advisory)
- support.apple.com/kb/HT4723 (Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2011-07/msg00014.html (vendor-advisory, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2010-4180?
- CVE-2010-4180 is a vulnerability in F5 nginx. Published 2010-12-06.
- Is CVE-2010-4180 known to be exploited?
- 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.