VulnerabilityModified
CVE-2016-5421
Use-after-free vulnerability in libcurl before 7.50.1 allows attackers to control which connection is used or possibly have unspecified other impact via unknown vectors.
HIGH 8.1EPSS 8.04%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (8.04%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Use-after-free vulnerability in libcurl before 7.50.1 allows attackers to control which connection is used or possibly have unspecified other impact via unknown vectors.
- CVSS 3.1
- 8.1 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 8.04% probability · 94th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- opensuse/leap · haxx/libcurl · canonical/ubuntu linux · debian/debian linux · fedoraproject/fedora · opensuse/opensuse
- Source
- secalert@redhat.com
References
- http://lists.opensuse.org/opensuse-updates/2016-09/msg00011.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2016-09/msg00094.htmlThird Party Advisory
- http://www.debian.org/security/2016/dsa-3638Third Party Advisory
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.htmlPatch, Third Party Advisory
- http://www.securityfocus.com/bid/92306Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1036536Third Party Advisory, VDB Entry
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.563059Third Party Advisory
- http://www.ubuntu.com/usn/USN-3048-1Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3558Third Party Advisory
- https://curl.haxx.se/docs/adv_20160803C.htmlMitigation, Vendor Advisory
- https://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/201701-47Third Party Advisory
- https://source.android.com/security/bulletin/2016-12-01.htmlThird Party Advisory
- https://www.tenable.com/security/tns-2016-18Third Party Advisory
- http://lists.opensuse.org/opensuse-updates/2016-09/msg00011.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2016-09/msg00094.htmlThird Party Advisory
- http://www.debian.org/security/2016/dsa-3638Third Party Advisory
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.htmlPatch, Third Party Advisory
- http://www.securityfocus.com/bid/92306Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1036536Third Party Advisory, VDB Entry
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.563059Third Party Advisory
- http://www.ubuntu.com/usn/USN-3048-1Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3558Third Party Advisory
- https://curl.haxx.se/docs/adv_20160803C.htmlMitigation, Vendor Advisory
- https://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/201701-47Third Party Advisory
- https://source.android.com/security/bulletin/2016-12-01.htmlThird Party Advisory
- https://www.tenable.com/security/tns-2016-18Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.