PT-2024-27819 · Mastodon · Mastodon

Clearlyclaire · Published 2024-07-05 · Updated 2024-07-09 · CVE-2024-37903

Positive Technologies (AI Summary)

CVSS v3.1

8.2

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Mastodon versions 2.6.0 through 4.1.17 Mastodon versions 4.2.0 through 4.2.9

Description Mastodon is a self-hosted, federated microblogging platform. By crafting specific activities, an attacker can extend the audience of a post they do not own to other Mastodon users on a target server, thus gaining access to the contents of a post not intended for them.

Recommendations For Mastodon versions 2.6.0 through 4.1.17, update to version 4.1.18 or later. For Mastodon versions 4.2.0 through 4.2.9, update to version 4.2.10 or later.

Exploit

Fix

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

BIT-MASTODON-2024-37903

CVE-2024-37903

GHSA-XJVF-FM67-4QC3

Affected Products

Mastodon

References · 15

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/37xxx/CVE-2024-37903.json · Exploit
• https://github.com/mastodon/mastodon/commit/a1c7aae28aecf06659c5b18cfa131b37cd1512a3 · Patch
• https://github.com/mastodon/mastodon/commit/d4bf22b632ea8b1174375c4966a6768ab66393b6 · Patch
• https://github.com/mastodon/mastodon/security/advisories/GHSA-xjvf-fm67-4qc3 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-37903 · Security Note
• https://osv.dev/vulnerability/CVE-2024-37903 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-mastodon-2024-37903 · Vendor Advisory
• https://github.com/mastodon/mastodon/releases/tag/v4.2.10 · Note
• https://github.com/mastodon/mastodon/releases/tag/v4.1.18 · Note
• https://twitter.com/cracbot/status/1810554574320890120 · Twitter Post
• https://t.me/cvenotify/85274 · Telegram Post
• https://twitter.com/CVEnew/status/1809280970618454057 · Twitter Post
• https://twitter.com/cracbot/status/1810192190205002069 · Twitter Post
• https://t.me/cvedetector/125 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1809330742930841786 · Twitter Post