CVE Database›CVE-2016-5419

CVE-2016-5419

curl: TLS session resumption client cert bypass

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Severity

Moderate

Red Hat Product Security

4.8

CVSS 3.0

Review impact separately from score.

Published · August 3, 2016

Updated · September 21, 2026

Description

It was found that the libcurl library did not prevent TLS session resumption when the client certificate had changed. An attacker could potentially use this flaw to hijack the authentication of the connection by leveraging a previously created connection with a different client certificate.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 4.8
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

CVSS 2.0 · 5.8
AV:N/AC:M/Au:N/C:P/I:P/A:N

CWE-295 · Improper Certificate Validation