PT-2024-13840 · Mastodon · Mastodon

Eichner · Published 2024-11-18 · Updated 2025-05-08 · CVE-2023-49952

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Name of the Vulnerable Software and Affected Versions Mastodon versions 4.1.x through 4.1.16 Mastodon versions 4.2.x through 4.2.8

Description The issue allows a bypass of rate limiting via a crafted HTTP request header. This means that an attacker can send a specially designed HTTP request header to circumvent the rate limiting protections in place.

Recommendations For Mastodon versions 4.1.x through 4.1.16, update to version 4.1.17 or later. For Mastodon versions 4.2.x through 4.2.8, update to version 4.2.9 or later.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BIT-MASTODON-2023-49952

CVE-2023-49952

GHSA-C2R5-CFQR-C553

Affected Products

Mastodon

References · 9

• https://github.com/mastodon/mastodon/security/advisories/GHSA-c2r5-cfqr-c553 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-49952 · Security Note
• https://osv.dev/vulnerability/CVE-2023-49952 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-mastodon-2023-49952 · Vendor Advisory
• https://github.com/mastodon/mastodon/security · Note
• https://t.me/cvedetector/11373 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1858611473620094994 · Twitter Post
• https://twitter.com/Hossted_OSS/status/1860931266419240975 · Twitter Post
• https://twitter.com/CVEnew/status/1858568708467114175 · Twitter Post