Vulnerability Details : CVE-2022-21647
CodeIgniter is an open source PHP full-stack web framework. Deserialization of Untrusted Data was found in the `old()` function in CodeIgniter4. Remote attackers may inject auto-loadable arbitrary objects with this vulnerability, and possibly execute existing PHP code on the server. We are aware of a working exploit, which can lead to SQL injection. Users are advised to upgrade to v4.1.6 or later. Users unable to upgrade as advised to not use the `old()` function and form_helper nor `RedirectResponse::withInput()` and `redirect()->withInput()`.
Vulnerability category: Sql Injection
Products affected by CVE-2022-21647
- cpe:2.3:a:codeigniter:codeigniter:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-21647
10.87%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 93 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-21647
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST | |
|
7.7
|
HIGH | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:H |
2.2
|
5.5
|
GitHub, Inc. |
CWE ids for CVE-2022-21647
-
The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.Assigned by:
- nvd@nist.gov (Primary)
- security-advisories@github.com (Secondary)
References for CVE-2022-21647
-
https://github.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-w6jr-wj64-mc9x
Deserialization of Untrusted Data in Codeigniter4 · Advisory · codeigniter4/CodeIgniter4 · GitHubMitigation;Third Party Advisory
-
https://github.com/codeigniter4/CodeIgniter4/commit/ce95ed5765256e2f09f3513e7d42790e0d6948f5
Merge pull request from GHSA-w6jr-wj64-mc9x · codeigniter4/CodeIgniter4@ce95ed5 · GitHubPatch;Third Party Advisory
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