CVE-2011-4619

high

Description

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.

References

https://euvd.enisa.europa.eu/vulnerability/EUVD-2011-4542

http://www.openssl.org/news/secadv_20120104.txt

http://www.mandriva.com/security/advisories?name=MDVSA-2012:007

http://www.mandriva.com/security/advisories?name=MDVSA-2012:006

http://www.kb.cert.org/vuls/id/737740

http://www.debian.org/security/2012/dsa-2390

http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004564

http://support.apple.com/kb/HT5784

http://secunia.com/advisories/57353

http://secunia.com/advisories/48528

http://rhn.redhat.com/errata/RHSA-2012-1308.html

http://rhn.redhat.com/errata/RHSA-2012-1307.html

http://rhn.redhat.com/errata/RHSA-2012-1306.html

http://marc.info/?l=bugtraq&m=134039053214295&w=2

http://marc.info/?l=bugtraq&m=133951357207000&w=2

http://marc.info/?l=bugtraq&m=133728068926468&w=2

http://marc.info/?l=bugtraq&m=132750648501816&w=2

http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00018.html

http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00017.html

http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092905.html

http://lists.apple.com/archives/security-announce/2013/Jun/msg00000.html

http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041

http://aix.software.ibm.com/aix/efixes/security/openssl_advisory3.asc

Details

Source: Mitre, NVD

Published: 2012-01-06

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.17839