Deserialization in Cmsmadesimple Cms Made Simple
CVE-2019-9055
An issue was discovered in CMS Made Simple 2.2.8. In the module DesignManager (in the files action.admin_bulk_css.php and action.admin_bulk_template.php), with an unprivileged user with Designer permission, it is possible reach an unserialize call with a crafted value in the m1_allparms parameter, and achieve object injection.
Vulnerability class: Insecure Deserialization
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.123 (96.1th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 96.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.123 · newest: 0.123 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.cmsmadesimple.org/2019/03/Announcing-CMS-Made-Simple-v2.2.10-Spuzzum (Release Notes, Vendor Advisory)
- newsletter.cmsmadesimple.org/w/89247Qog4jCRCuRinvhsofwg (Release Notes, Vendor Advisory)
- packetstormsecurity.com/files/155322/CMS-Made-Simple-2.2.8-Remote-Code-Executio…
- blog.certimetergroup.com/it/articolo/security/CMS_Made_Simple_deserialization_a…
Frequently asked questions
- What is CVE-2019-9055?
- CVE-2019-9055 is a high-severity vulnerability in Cmsmadesimple Cms Made Simple, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2019-03-26.
- How severe is CVE-2019-9055?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2019-9055 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.