Vulnerability in OpenSSL
CVE-2011-4619
The Server Gated Cryptography (SGC) implementation in OpenSSL before 0.9.8s and 1.x before 1.0.0f does not properly handle handshake restarts, which allows remote attackers to cause a denial of service (CPU consumption) via unspecified vectors.
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: 0.178 (97.1th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 97.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.170 · newest: 0.178 · change: +0.009
Affected products
- OpenSSL — versions 0.9.1c, 0.9.2b, 0.9.4
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secunia.com/advisories/48528 (third-party-advisory)
- h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp (vendor-advisory)
- www-01.ibm.com/support/docview.wss
- lists.opensuse.org/opensuse-security-announce/2012-01/msg00017.html (vendor-advisory)
- www.mandriva.com/security/advisories (vendor-advisory)
- lists.fedoraproject.org/pipermail/package-announce/2012-November/092905.html (vendor-advisory)
- www.openssl.org/news/secadv_20120104.txt (Vendor Advisory)
- lists.opensuse.org/opensuse-security-announce/2012-01/msg00018.html (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2012-1308.html (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2012-1307.html (vendor-advisory)
Frequently asked questions
- What is CVE-2011-4619?
- CVE-2011-4619 is a vulnerability in OpenSSL, classified under CWE-399. Published 2012-01-06.
- Is CVE-2011-4619 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.