PT-2024-35965 · Synapse · Synapse

Published 2024-12-03 · Updated 2024-12-04 · CVE-2024-53867

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: Synapse versions 1.113.0rc1 through 1.120.0

Description: The Sliding Sync feature in Synapse can leak partial room state changes to users who are no longer in a room. This issue does not affect non-state events, such as messages.

Recommendations: For Synapse versions 1.113.0rc1 through 1.120.0, update to version 1.120.1 to resolve the issue. As a temporary workaround, consider disabling the Sliding Sync feature until a patch is available.

Exploit

Fix

Weakness Enumeration

CWE-497

Related Identifiers

CVE-2024-53867

GHSA-56W4-5538-8V8H

OPENSUSE-SU-2024:14541-1

Affected Products

Synapse

References · 22

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/53xxx/CVE-2024-53867.json · Exploit
• https://osv.dev/vulnerability/GHSA-56w4-5538-8v8h · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-53867 · Security Note
• https://ubuntu.com/security/CVE-2024-53867 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2024-53867 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2024-53867 · Security Note
• https://osv.dev/vulnerability/CVE-2024-53867 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2024-53867 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:14541-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2024-53867 · Vendor Advisory
• https://github.com/element-hq/synapse · Note
• https://github.com/element-hq/synapse/security/advisories/GHSA-56w4-5538-8v8h · Note
• https://github.com/matrix-org/matrix-spec-proposals/pull/4186 · Note
• https://suse.com/security/cve/CVE-2024-37302 · Note
• https://suse.com/security/cve/CVE-2024-52815 · Note