7.5

CVE-2021-36773

Exploit
uBlock Origin before 1.36.2 and nMatrix before 4.4.9 support an arbitrary depth of parameter nesting for strict blocking, which allows crafted web sites to cause a denial of service (unbounded recursion that can trigger memory consumption and a loss of all blocking functionality).
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Sciruby ≫ Nmatrix Version < 4.4.9
Ublockorigin ≫ Ublock Origin Version < 1.36.2
Umatrix Project ≫ Umatrix Version < 1.4.2
Debian ≫ Debian Linux Version9.0
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.51% 0.806
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:N/I:N/A:P
CWE-674 Uncontrolled Recursion

The product does not properly control the amount of recursion that takes place, consuming excessive resources, such as allocated memory or the program stack.

https://news.ycombinator.com/item?id=27833752
Third Party Advisory
Issue Tracking