Vulnerability Details : CVE-2022-39298
MelisFront is the engine that displays website hosted on Melis Platform. It deals with showing pages, plugins, URL rewritting, search optimization and SEO, etc. Attackers can deserialize arbitrary data on affected versions of `melisplatform/melis-front`, and ultimately leads to the execution of arbitrary PHP code on the system. Conducting this attack does not require authentication. Users should immediately upgrade to `melisplatform/melis-front` >= 5.0.1. This issue was addressed by restricting allowed classes when deserializing user-controlled data.
Products affected by CVE-2022-39298
- cpe:2.3:a:melistechnology:meliscms:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-39298
0.41%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 74 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-39298
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
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:H/I:H/A:L |
2.2
|
5.5
|
GitHub, Inc. |
CWE ids for CVE-2022-39298
-
The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid.Assigned by: security-advisories@github.com (Primary)
References for CVE-2022-39298
-
https://github.com/melisplatform/melis-front/security/advisories/GHSA-h479-2mv4-5c26
Deserialization of untrusted data in \MelisFront\Controller\MelisPluginRendererController · Advisory · melisplatform/melis-front · GitHubThird Party Advisory
-
https://github.com/melisplatform/melis-front/commit/89ae612d5f1f7aa2fb621ee8de27dffe1feb851e
added allowed_classes=false param to unserialize function and changed… · melisplatform/melis-front@89ae612 · GitHubPatch;Third Party Advisory
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