OpenSSL · OpenSSL
CVE-2014-0160
OpenSSL Information Disclosure Vulnerability
What it is
The (1) TLS and (2) DTLS implementations in OpenSSL 1.0.1 before 1.0.1g do not properly handle Heartbeat Extension packets, which allows remote attackers to obtain sensitive information from process memory via crafted packets that trigger a buffer over-read, as demonstrated by reading private keys, related to d1_both.c and t1_lib.c, aka the Heartbleed bug.
CISA: The TLS and DTLS implementations in OpenSSL do not properly handle Heartbeat Extension packets, which allows remote attackers to obtain sensitive information.
What to do
Apply updates per vendor instructions.
Deadline for US federal agencies: May 25, 2022
- Added to the CISA list
- May 4, 2022
- Published
- April 7, 2014
- Severity
- High 7.5 CVSS 3.1
- Chance of attacks in the next 30 days (EPSS)
- >99.9% in the top 0.1% of all known vulnerabilities
- Weakness
- CWE-125
- More details
- NVD · CVE.org · CISA
All references (20)
- http://www.debian.org/security/2014/dsa-2896
- http://marc.info/?l=bugtraq&m=139774054614965&w=2
- http://marc.info/?l=bugtraq&m=139889113431619&w=2
- http://rhn.redhat.com/errata/RHSA-2014-0396.html
- http://marc.info/?l=bugtraq&m=139835815211508&w=2
- http://marc.info/?l=bugtraq&m=141287864628122&w=2
- http://marc.info/?l=bugtraq&m=139905295427946&w=2
- http://marc.info/?l=bugtraq&m=139833395230364&w=2
- http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00004.html
- http://marc.info/?l=bugtraq&m=142660345230545&w=2
- https://support.f5.com/kb/en-us/solutions/public/15000/100/sol15159.html?sr=36517217
- http://www.securitytracker.com/id/1030077
- http://seclists.org/fulldisclosure/2014/Apr/90
- http://www.getchef.com/blog/2014/04/09/chef-server-heartbleed-cve-2014-0160-releases/
- http://www.kb.cert.org/vuls/id/720951
- http://www.splunk.com/view/SP-CAAAMB3
- http://www.websense.com/support/article/kbarticle/Vulnerabilities-resolved-in-TRITON-APX-Version-8-0
- http://www.apcmedia.com/salestools/SJHN-7RKGNM/SJHN-7RKGNM_R4_EN.pdf
- http://www-01.ibm.com/support/docview.wss?uid=swg21670161
- http://www.vmware.com/security/advisories/VMSA-2014-0012.html
Sources: Known Exploited Vulnerabilities (CISA, public domain), CVE records (cve.org) and EPSS (FIRST). The chance of attacks is the EPSS estimate that someone will try to exploit the flaw in the next 30 days.