Integer underflow in OpenSSL before 0.9.8x, 1.0.0 before 1.0.0j, and...
Vulnerability Description
Integer underflow in OpenSSL before 0.9.8x, 1.0.0 before 1.0.0j, and 1.0.1 before 1.0.1c, when TLS 1.1, TLS 1.2, or DTLS is used with CBC encryption, allows remote attackers to cause a denial of service (buffer over-read) or possibly have unspecified other impact via a crafted TLS packet that is not properly handled during a certain explicit IV calculation.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://www.securityfocus.com/bid/53476
- http://secunia.com/advisories/49116
- http://marc.info/?l=bugtraq&m=134919053717161&w=2
- http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092905.html
- http://secunia.com/advisories/51312
- http://rhn.redhat.com/errata/RHSA-2012-1308.html
- http://cvs.openssl.org/chngview?cn=22538
- http://rhn.redhat.com/errata/RHSA-2012-1307.html
- http://marc.info/?l=bugtraq&m=136432043316835&w=2
- http://support.apple.com/kb/HT5784
- http://lists.apple.com/archives/security-announce/2013/Jun/msg00000.html
- http://secunia.com/advisories/49208
- http://www.kb.cert.org/vuls/id/737740
- http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00020.html
- https://bugzilla.redhat.com/show_bug.cgi?id=820686
- http://cvs.openssl.org/chngview?cn=22547
- http://rhn.redhat.com/errata/RHSA-2012-1306.html
- http://secunia.com/advisories/50768
- http://secunia.com/advisories/49324
- https://exchange.xforce.ibmcloud.com/vulnerabilities/75525
- http://marc.info/?l=bugtraq&m=136432043316835&w=2
- http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00019.html
- http://www.openssl.org/news/secadv_20120510.txt
- http://www.securitytracker.com/id?1027057
- http://lists.fedoraproject.org/pipermail/package-announce/2012-May/081460.html
- http://www.cert.fi/en/reports/2012/vulnerability641549.html
- http://marc.info/?l=bugtraq&m=134919053717161&w=2
- http://www.debian.org/security/2012/dsa-2475
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:073
- http://rhn.redhat.com/errata/RHSA-2012-0699.html
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CVSS Vectors
Weaknesses (CWE)
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MITRE ATT&CK TTPs
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