ALPINE-CVE-2016-5420

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2016-5420
Published: 10 Aug 2016, 14:59
Last modified:03 Dec 2025, 22:31

Vulnerability Summary

Overall Risk (default)
medium
30/100
CVSS Score
7.5 HIGH
3.0 (osv_alpine)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

10 Aug 2016, 14:59
Published
Vulnerability first disclosed
03 Dec 2025, 22:31
Last Modified
Vulnerability information updated

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.

CVSS Metrics

  • v3.0•HIGH•Score: 7.5CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected Systems

  • alpine•curl

    < 7.50.1-r0 | < 7.50.1 | < 7.50.1-r0 | < 7.50.1-r0 | < 7.50.1-r0 | < 7.50.1-r0 | < 7.50.1-r0 | < 7.50.1-r0 | < 7.50.1-r0 | < 7.50.1-r0 | < 7.49.1-r1 | < 7.50.1-r0 | < 7.50.1-r0 | < 7.50.1-r0 | < 7.50.1-r0 | < 7.49.1-r1 | < 7.50.1-r0 | < 7.50.1-r0 | < 7.50.1 | < 7.50.1 | < 7.50.1 | < 7.50.1-r0

References (1)