CVE-2018-12071 json
CodeIgniter Session Fixation Vulnerability
published 8y ago modified 4mo ago also GHSA-g434-3q2j-hj4r , EUVD-2022-3879
- cvss
- 9.8
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.5%
- EPSS 1.5% chance of exploitation in 30 days, percentile 74%
- public exploits
- 0
- none known
Summary
A Session Fixation issue exists in CodeIgniter before 3.1.9 because session.use_strict_mode in the Session Library was mishandled.
Patch / fix
- packagist codeigniter/framework 3.1.10
- codeigniter codeigniter 3.1.9
Is CVE-2018-12071 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerExploit prediction
1.50% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
| GitHub | 3.0 | 9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| packagist | codeigniter/framework | <3.1.10 |
3.1.10 |
Classification
- Weakness
-
- CWE-384 Session Fixation
References
-
github.com
/bcit-ci/CodeIgniter/commit/800a20d6c4662d99ae0988b2f8f2238bb8bb29db
web
-
github.com
/bcit-ci/CodeIgniter/commit/a9da3dd2f16a8f97d7bc4ff5572b28e4bb84c813#diff-32788a4d3748e8818044886ab43241179c7f
web
-
codeigniter.com
/user_guide/changelog.html
web, release-notes, vendor-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2018-12071
advisory
-
github.com
/bcit-ci/CodeIgniter/issues/5958
web
-
github.com
/bcit-ci/CodeIgniter
package
-
web.archive.org
/web/20181115214804/https://www.codeigniter.com/user_guide/changelog.html#version-3-1-9
web
Sources
- CVE List CVE-2018-12071
- GitHub Advisory GHSA-g434-3q2j-hj4r
- NVD CVE-2018-12071
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.