Path Traversal in Ponton X\/p Messenger
CVE-2021-45887
An issue was discovered in PONTON X/P Messenger before 3.11.2. Due to path traversal in private/SchemaSetUpload.do for uploaded ZIP files, an executable script can be uploaded by web application administrators, giving the attacker remote code execution on the underlying server via an imgs/*.jsp URI.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.035 (88.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 88.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.035 · newest: 0.035 · change: 0.000
Affected products
- Ponton X\/p Messenger — versions 3.8.0, 3.10.0
Weakness classification (CWE)
References
- www.ponton.de/products/xpmessenger/ (Product, Vendor Advisory)
- www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-077.txt (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-45887?
- CVE-2021-45887 is a critical-severity vulnerability in Ponton X\/p Messenger, classified under Path Traversal. CVSS score: 9.8/10. Published 2022-03-13.
- How severe is CVE-2021-45887?
- Critical severity. CVSS v3 base score is 9.8 out of 10.