CVE-2016-5420

curl: Re-using connection with wrong client cert

Published Aug 10, 2016 CVSS 3.0 · 7.5 High EPSS 15.4% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-586-1 curl security update
Debian DLA Debian DLA DLA-1568-1 curl security update
Debian DSA Debian DSA DSA-3638-1 curl security update
EUVD EUVD EUVD-2016-6365 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.
Ubuntu USN Ubuntu USN USN-3048-1 curl vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Aug 6, 2024, 1:01 AM
Reserved
Jun 10, 2016, 12:00 AM
Status
Modified
Published
Aug 10, 2016, 2:59 PM
Modified
Jun 17, 2026, 12:49 AM
Severity
Low
Public date
Aug 3, 2016, 12:00 AM