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CVE-2021-36773
HIGH7.5
Description
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).
CVE Details
CVSS v3.1 Score7.5
SeverityHIGH
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack VectorNETWORK
ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
Published7/18/2021
Last Modified11/21/2024
Sourcenvd
Honeypot Sightings0
Affected Products
debian:debian_linuxsciruby:nmatrixublockorigin:ublock_originumatrix_project:umatrix
Weaknesses (CWE)
CWE-674
References
https://github.com/vtriolet/writings/blob/main/posts/2021/ublock_origin_and_umatrix_denial_of_service.adoc(cve@mitre.org)
https://news.ycombinator.com/item?id=27833752(cve@mitre.org)
https://github.com/vtriolet/writings/blob/main/posts/2021/ublock_origin_and_umatrix_denial_of_service.adoc(af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2022/06/msg00024.html(af854a3a-2127-422b-91ae-364da2661108)
https://news.ycombinator.com/item?id=27833752(af854a3a-2127-422b-91ae-364da2661108)
IOC Correlations
No correlations recorded
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