CVE-2016-5420
Published · Updated
8Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 15%
exploitation probability
15%top 3% of all CVEs
observed exploitation
nono source reports it
curl and libcurl before 7.50.1 do not check the client certificate when choosing the TLS connection to reuse, which might allow remote attackers to hijack the authentication of the connection by leveraging a previously created connection with a different client certificate.
Affected products
n/a · n/aReferences
http://lists.opensuse.org/opensuse-updates/2016-09/msg00011.htmlhttp://lists.opensuse.org/opensuse-updates/2016-09/msg00094.htmlhttp://rhn.redhat.com/errata/RHSA-2016-2575.htmlhttp://rhn.redhat.com/errata/RHSA-2016-2957.htmlhttps://access.redhat.com/errata/RHSA-2018:3558https://curl.haxx.se/docs/adv_20160803B.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GLPXQQKURBQFM4XM6645VRPTOE2AWG33/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K3GQH4V3XAQ5Z53AMQRDEC3C3UHTW7QR/https://security.gentoo.org/glsa/201701-47https://source.android.com/security/bulletin/2016-12-01.htmlhttps://www.tenable.com/security/tns-2016-18http://www.debian.org/security/2016/dsa-3638