CVE-2014-0160
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…
High
Known exploited
- Severity
- 7.5 / 10
- High · CVSS 3.1
- Exploit chance (EPSS)
- 100.00%
- Chance of exploitation in the next 30 days. Higher than 100.00% of scored vulnerabilities.
- Known exploited
- Yes
- In CISA's catalog since May 4, 2022
- Weakness
- —
- Not classified
- Fix
- None yet
- No fixed version published
Exploited in the wild. OpenSSL Information Disclosure Vulnerability (OpenSSL OpenSSL). Required action: Apply updates per vendor instructions. Due for U.S. federal agencies by May 25, 2022.
Description
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.
How to fix
No fixed version has been published yet. Until one is, remove or replace the package, or turn off or isolate the affected feature. This page updates when a fix ships.
Severity breakdown
CVSS 3.1 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- None
References
Advisories
- advisories.mageia.org/MGASA-2014-0165.html
- blog.fox-it.com/2014/04/08/openssl-heartbleed-bug-live-blog
- cogentdatahub.com/ReleaseNotes.html
- heartbleed.com
- lists.fedoraproject.org/pipermail/package-announce/2014-April/131221.html
- lists.fedoraproject.org/pipermail/package-announce/2014-April/131291.html
- lists.fedoraproject.org/pipermail/package-announce/2014-August/136473.html
- lists.opensuse.org/opensuse-security-announce/2014-04/msg00004.html
- lists.opensuse.org/opensuse-security-announce/2014-04/msg00005.html
- lists.opensuse.org/opensuse-updates/2014-04/msg00061.html
- marc.info
- marc.info
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- marc.info
- marc.info
- public.support.unisys.com/common/public/vulnerability/NVD_Detail_Rpt.aspx
- public.support.unisys.com/common/public/vulnerability/NVD_Detail_Rpt.aspx
- rhn.redhat.com/errata/RHSA-2014-0376.html
- rhn.redhat.com/errata/RHSA-2014-0377.html
- rhn.redhat.com/errata/RHSA-2014-0378.html
- rhn.redhat.com/errata/RHSA-2014-0396.html
- seclists.org/fulldisclosure/2014/Apr/109
- seclists.org/fulldisclosure/2014/Apr/173
- seclists.org/fulldisclosure/2014/Apr/190
- seclists.org/fulldisclosure/2014/Apr/90
- seclists.org/fulldisclosure/2014/Apr/91
- seclists.org/fulldisclosure/2014/Dec/23
- secunia.com/advisories/57347
- secunia.com/advisories/57483
- secunia.com/advisories/57721
- secunia.com/advisories/57836
- secunia.com/advisories/57966
- secunia.com/advisories/57968
- secunia.com/advisories/59139
- secunia.com/advisories/59243
- secunia.com/advisories/59347
- support.citrix.com/article/CTX140605
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140409-hear…
- www-01.ibm.com/support/docview.wss
- www-01.ibm.com/support/docview.wss
- www-01.ibm.com/support/docview.wss
- apcmedia.com/salestools/SJHN-7RKGNM/SJHN-7RKGNM_R4_EN.pdf
- debian.org/security/2014/dsa-2896
- exploit-db.com/exploits/32745
- exploit-db.com/exploits/32764
- f-secure.com/en/web/labs_global/fsc-2014-1
- getchef.com/blog/2014/04/09/chef-server-11-0-12-release
- getchef.com/blog/2014/04/09/chef-server-heartbleed-cve-2014-0160-releases
- getchef.com/blog/2014/04/09/enterprise-chef-1-4-9-release
- getchef.com/blog/2014/04/09/enterprise-chef-11-1-3-release
- kb.cert.org/vuls/id/720951
- kerio.com/support/kerio-control/release-history
- mandriva.com/security/advisories
- openssl.org/news/secadv_20140407.txt
- oracle.com/technetwork/topics/security/cpujul2014-1972956.html
- oracle.com/technetwork/topics/security/opensslheartbleedcve-2014-0160-2188454.html
- securityfocus.com/archive/1/534161/100/0/threaded
- securityfocus.com/bid/66690
- securitytracker.com/id/1030026
- securitytracker.com/id/1030074
- securitytracker.com/id/1030077
- securitytracker.com/id/1030078
- securitytracker.com/id/1030079
- securitytracker.com/id/1030080
- securitytracker.com/id/1030081
- securitytracker.com/id/1030082
- splunk.com/view/SP-CAAAMB3
- symantec.com/security_response/securityupdates/detail.jsp
- ubuntu.com/usn/USN-2165-1
- us-cert.gov/ncas/alerts/TA14-098A
- vmware.com/security/advisories/VMSA-2014-0012.html
- bugzilla.redhat.com/show_bug.cgi
- cert-portal.siemens.com/productcert/pdf/ssa-635659.pdf
- filezilla-project.org/versions.php
- lists.apache.org/thread.html/ba661b0edd913b39ff129a32d855620dd861883ade05fd88a8ce517d…
- lists.apache.org/thread.html/f8e0814e11c7f21f42224b6de111cb3f5e5ab5c15b78924c516d4ec2…
- lists.apache.org/thread.html/re3b72cbb13e1dfe85c4a06959a3b6ca6d939b407ecca80db12b5422…
- lists.apache.org/thread.html/rf8e8c091182b45daa50d3557cad9b10bb4198e3f08cf8f1c66a1b08…
- lists.balabit.hu/pipermail/syslog-ng-announce/2014-April/000184.html
- sku11army.blogspot.com/2020/01/heartbleed-hearts-continue-to-bleed.html
- support.f5.com/kb/en-us/solutions/public/15000/100/sol15159.html
- support.f5.com/kb/en-us/solutions/public/15000/100/sol15159.html
- cert.fi/en/reports/2014/vulnerability788210.html
- mitel.com/en-ca/support/security-advisories/mitel-product-security-advisory-17…
- yunus-shn.medium.com/ricon-industrial-cellular-router-heartbleed-attack-2634221c02bd
Exploits and evidence
Issue reports
Other links
- download.schneider-electric.com/files
- git.openssl.org/gitweb
- www-01.ibm.com/support/docview.wss
- blackberry.com/btsc/KB35882
- innominate.com/data/downloads/manuals/mdm_1.5.2.1_Release_Notes.pdf
- websense.com/support/article/kbarticle/Vulnerabilities-resolved-in-TRITON-APX-Ver…
- h20566.www2.hp.com/portal/site/hpsc/template.PAGE/public/kb/docDisplay
Timeline
- Published
- Added to CISA's Known Exploited Vulnerabilities catalog
- Remediation due for U.S. federal agencies
- Last updated by the source
- Latest EPSS score
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