What is CVE-2024-37302?

CVE-2024-37302 is a high-severity vulnerability in Element-hq Synapse, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2024-12-03.

How severe is CVE-2024-37302?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Element-hq Synapse

CVE-2024-37302

Synapse is an open-source Matrix homeserver. Synapse versions before 1.106 are vulnerable to a disk fill attack, where an unauthenticated adversary can induce Synapse to download and cache large amounts of remote media. The default rate li…

EPSS: 0.006 (43.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Element-hq Synapse — versions < 1.106
Matrix Synapse

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2024-37302?: CVE-2024-37302 is a high-severity vulnerability in Element-hq Synapse, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2024-12-03.
How severe is CVE-2024-37302?: High severity. CVSS v3 base score is 7.5 out of 10.