Vulnerability in OpenSSL
CVE-2013-6449
The ssl_get_algorithm2 function in ssl/s3_lib.c in OpenSSL before 1.0.2 obtains a certain version number from an incorrect data structure, which allows remote attackers to cause a denial of service (daemon crash) via crafted traffic from a TLS 1.2 client.
Vulnerability class: POODLE (CVE-2014-3566)
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.3 (Medium). Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.212 (97.5th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.212 · newest: 0.212 · change: 0.000
Affected products
- OpenSSL — versions 1.0.0, 1.0.0a, 1.0.0b
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.vmware.com/security/advisories/VMSA-2014-0012.html
- lists.opensuse.org/opensuse-updates/2014-01/msg00006.html (vendor-advisory)
- www-01.ibm.com/support/docview.wss
- lists.opensuse.org/opensuse-updates/2014-01/msg00012.html (vendor-advisory)
- security.gentoo.org/glsa/glsa-201412-39.xml (vendor-advisory)
- www.debian.org/security/2014/dsa-2833 (vendor-advisory)
- www.securityfocus.com/archive/1/534161/100/0/threaded (mailing-list)
- lists.fedoraproject.org/pipermail/package-announce/2014-August/136473.html (vendor-advisory)
- www-01.ibm.com/support/docview.wss
- www.securityfocus.com/bid/64530 (vdb-entry)
Frequently asked questions
- What is CVE-2013-6449?
- CVE-2013-6449 is a vulnerability in OpenSSL, classified under Cryptographic Issues. Published 2013-12-23.
- Is CVE-2013-6449 known to be exploited?
- 6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.