Deserialization in Melisplatform Melis-Front
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.
Vulnerability class: Insecure Deserialization
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L.
EPSS exploit prediction
EPSS: 0.010 (62.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 62.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: +0.000
Affected products
- Melisplatform Melis-Front — versions <= 5.0.0
- Melistechnology Meliscms
Weakness classification (CWE)
References
- github.com/melisplatform/melis-front/security/advisories/GHSA-h479-2mv4-5c26 (Third Party Advisory)
- github.com/melisplatform/melis-front/commit/89ae612d5f1f7aa2fb621ee8de27dffe1fe… (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-39298?
- CVE-2022-39298 is a high-severity vulnerability in Melisplatform Melis-Front, classified under Deserialization of Untrusted Data. CVSS score: 7.7/10. Published 2022-10-12.
- How severe is CVE-2022-39298?
- High severity. CVSS v3 base score is 7.7 out of 10.