Vulnerability in Codeigniter

CVE-2014-8686

CodeIgniter before 2.2.0 makes it easier for attackers to decode session cookies by leveraging fallback to a custom XOR-based encryption scheme when the Mcrypt extension for PHP is not available.

Vulnerability class: POODLE (CVE-2014-3566)

EPSS: 0.372 (98.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2014-8686?
CVE-2014-8686 is a critical-severity vulnerability in Codeigniter, classified under Cryptographic Issues. CVSS score: 9.8/10. Published 2017-09-19.
How severe is CVE-2014-8686?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2014-8686 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.