Resource exhaustion in Discourse - CVE-2023-38498
Published: July 31, 2023
Vulnerability identifier: #VU78761
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-38498
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources within the defer queue. A remote user can trigger resource exhaustion and perform a denial of service (DoS) attack.
Affected software
Discourse
How to mitigate CVE-2023-38498
Install updates from vendor's website.
Discourse - addressed in versions 3.0.6, 3.1.0 beta7