Vulnerability in Php

CVE-2015-8838

ext/mysqlnd/mysqlnd.c in PHP before 5.4.43, 5.5.x before 5.5.27, and 5.6.x before 5.6.11 uses a client SSL option to mean that SSL is optional, which allows man-in-the-middle attackers to spoof servers via a cleartext-downgrade attack, a related issue to CVE-2015-3152.

EPSS: 0.017 (75.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

  • Php — versions 5.5.0, 5.5.1, 5.5.2
  • N/a — versions n/a

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2015-8838?
CVE-2015-8838 is a medium-severity vulnerability in Php, classified under Improper Access Control. CVSS score: 5.9/10. Published 2016-05-16.
How severe is CVE-2015-8838?
Medium severity. CVSS v3 base score is 5.9 out of 10.