Vulnerability in Haxx Libcurl

CVE-2016-5419

curl and libcurl before 7.50.1 do not prevent TLS session resumption when the client certificate has changed, which allows remote attackers to bypass intended restrictions by resuming a session.

Vulnerability class: POODLE (CVE-2014-3566)

EPSS: 0.019 (83.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2016-5419?
CVE-2016-5419 is a high-severity vulnerability in Haxx Libcurl, classified under Cryptographic Issues. CVSS score: 7.5/10. Published 2016-08-10.
How severe is CVE-2016-5419?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2016-5419 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.