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Status published
High
CVE-2016-5420
curl and libcurl before 7.50.1 do not check the client...
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://rhn.redhat.com/errata/RHSA-2016-2575.html
- https://access.redhat.com/errata/RHSA-2018:3558
- http://www.securityfocus.com/bid/92309
- https://source.android.com/security/bulletin/2016-12-01.html
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.563059
- http://www.securitytracker.com/id/1036739
- http://www.debian.org/security/2016/dsa-3638
- http://lists.opensuse.org/opensuse-updates/2016-09/msg00011.html
- https://www.tenable.com/security/tns-2016-18
- http://lists.opensuse.org/opensuse-updates/2016-09/msg00094.html
- http://www.securitytracker.com/id/1036537
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GLPXQQKURBQFM4XM6645VRPTOE2AWG33/
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
- https://curl.haxx.se/docs/adv_20160803B.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K3GQH4V3XAQ5Z53AMQRDEC3C3UHTW7QR/
- http://rhn.redhat.com/errata/RHSA-2016-2957.html
- https://security.gentoo.org/glsa/201701-47
- http://www.ubuntu.com/usn/USN-3048-1
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Affected Vendor
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View all reports →Affected Software
debian linux, libcurl, leap
Vulnerable Versions:
8.0, 0, 42.1
Timeline
Official Publish:
August 10th, 2016
Last Modified:
August 6th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.