BIT-mastodon-2023-42451

vendorUSosv

Mastodon Invalid Domain Name Normalization vulnerability

view advisory published 2024-03-06Licence: per source

Mastodon is a free, open-source social network server based on ActivityPub. Prior to versions 3.5.14, 4.0.10, 4.1.8, and 4.2.0, under certain circumstances, attackers can exploit a flaw in domain name normalization to spoof domains they do not own. Versions 3.5.14, 4.0.10, 4.1.8, and 4.2.0 contain a patch for this issue.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2023-42451US	high7.5	0.67% (52nd)	—	2023-09-19
Mastodon is a free, open-source social network server based on ActivityPub. Prior to versions 3.5.14, 4.0.10, 4.1.8, and 4.2.0-rc2, under certain circumstances, attackers can explo…

references

External citations — patches, advisories, analysis.

https://github.com/mastodon/mastodon/commit/eeab3560fc0516070b3fb97e089b15ecab1938c8FIX
https://github.com/mastodon/mastodon/security/advisories/GHSA-v3xf-c9qf-j667ADVISORY
https://nvd.nist.gov/vuln/detail/CVE-2023-42451WEB

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