CVE-2014-8686

critical

Published 2017-09-19 · Modified 2026-05-13

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

9.8

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

CVSS v4 NEW

—

not yet in upstream

VIR risk

10.0

Description

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.

Predictions

Exploit likelihood

97%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-36264 remote php verified

Metasploit · 2015-03-04

Seagate Business NAS - Remote Command Execution (Metasploit)

Source code queued for fetch — refresh in a moment.

Metasploit modules

exploit_linux/http/seagate_nas_php_exec_noauth rank 300

Seagate Business NAS Unauthenticated Remote Command Execution

Source code queued for fetch — refresh in a moment.

Application impact

Vendor	Product	Versions	Fixed
codeigniter	codeigniter	`{"endIncluding":"2.1.4"}`

References

CWEs

CWE-310

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.