8.8

CVE-2021-45886

Exploit
An issue was discovered in PONTON X/P Messenger before 3.11.2. Anti-CSRF tokens are globally valid, making the web application vulnerable to a weakened version of CSRF, where an arbitrary token of a low-privileged user (such as operator) can be used to confirm actions of higher-privileged ones (such as xpadmin).
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Ponton ≫ X/p Messenger Version3.8.0
Ponton ≫ X/p Messenger Version3.10.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.55% 0.414
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvd@nist.gov 6.8 8.6 6.4
AV:N/AC:M/Au:N/C:P/I:P/A:P
CWE-352 Cross-Site Request Forgery (CSRF)

The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request.

https://www.ponton.de/products/xpmessenger/
Vendor Advisory
Product
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-080.txt
Third Party Advisory
Exploit
Release Notes