RCE in Sixapart Movable Type
CVE-2022-43660
Improper neutralization of Server-Side Includes (SSW) within a web page in Movable Type series allows a remote authenticated attacker with Privilege of 'Manage of Content Types' may execute an arbitrary Perl script and/or an arbitrary OS command. Affected products/versions are as follows: Movable Type 7 r.5301 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.5301 and earlier (Movable Type Advanced 7 Series), Movable Type Premium 1.53 and earlier, and Movable Type Premium Advanced 1.53 and earlier.
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.010 (61.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 61st percentile — 61.3% 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
- Sixapart Movable Type
- Six Apart Ltd. Movable Type — versions Movable Type 7 r.5301 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.5301 and earlier (Movable Type Advanced 7 Series), Movable Type Premium 1.53 and earlier, and Movable Type Premium Advanced 1.53 and earlier
Weakness classification (CWE)
References
- movabletype.org/news/2022/11/mt-796-688-released.html (Release Notes, Vendor Advisory)
- jvn.jp/en/jp/JVN37014768/index.html (Third Party Advisory)
Frequently asked questions
- What is CVE-2022-43660?
- CVE-2022-43660 is a high-severity vulnerability in Sixapart Movable Type, classified under Code Injection. CVSS score: 7.2/10. Published 2022-12-07.
- How severe is CVE-2022-43660?
- High severity. CVSS v3 base score is 7.2 out of 10.