CVE-2015-3196
ssl/s3_clnt.c in OpenSSL 1.0.0 before 1.0.0t, 1.0.1 before 1.0.1p, and 1.0.2 before 1.0.2d, when used for a multi-threaded client, writes the PSK identity hint to an incorrect data structure, which allows remote servers to cause a denial of service…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 12.8%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.
Description
ssl/s3_clnt.c in OpenSSL 1.0.0 before 1.0.0t, 1.0.1 before 1.0.1p, and 1.0.2 before 1.0.2d, when used for a multi-threaded client, writes the PSK identity hint to an incorrect data structure, which allows remote servers to cause a denial of service (race condition and double free) via a crafted ServerKeyExchange message.
- CVSS 2.0
- 4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P
- EPSS
- 12.81% probability · 96th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-362
- Affected
- hp/icewall sso · hp/icewall sso agent option · openssl/openssl · oracle/vm virtualbox · fedoraproject/fedora · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux server aus · redhat/enterprise linux server eus · redhat/enterprise linux server tus · redhat/enterprise linux workstation · canonical/ubuntu linux · debian/debian linux
- Source
- secalert@redhat.com
References
- http://fortiguard.com/advisory/openssl-advisory-december-2015Third Party Advisory
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759Third Party Advisory
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761Third Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173801.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00070.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00071.htmlMailing List, Third Party Advisory
- http://marc.info/?l=bugtraq&m=145382583417444&w=2Mailing List, Third Party Advisory
- http://openssl.org/news/secadv/20151203.txtVendor Advisory
- http://rhn.redhat.com/errata/RHSA-2015-2617.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2957.htmlThird Party Advisory
- http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151204-opensslThird Party Advisory
- http://www.debian.org/security/2015/dsa-3413Third Party Advisory
- http://www.fortiguard.com/advisory/openssl-advisory-december-2015Third Party Advisory
- http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.htmlPatch, Third Party Advisory
- http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.htmlPatch, Third Party Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.htmlThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.htmlThird Party Advisory
- http://www.securityfocus.com/bid/78622Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1034294Third Party Advisory, VDB Entry
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2015&m=slackware-security.754583Third Party Advisory
- http://www.ubuntu.com/usn/USN-2830-1Third Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
- https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=3c66a669dfc7b3792f7af0758ea26fe8502ce70c
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04944173Third Party Advisory
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05398322Third Party Advisory
- https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40100Third Party Advisory
- http://fortiguard.com/advisory/openssl-advisory-december-2015Third Party Advisory
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759Third Party Advisory
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761Third Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173801.htmlMailing List, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.