#VU16750 Denial of service in OpenLiteSpeed

Vulnerability identifier: #VU16750

Vulnerability risk: Low

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: N/A

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
OpenLiteSpeed
Server applications / Web servers

Vendor: LiteSpeed Technologies

Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to unspecified flaw. A remote attacker can cause HTTP/2 and Spdy server to crash.

Mitigation
Update to version 1.4.41.

Vulnerable software versions

OpenLiteSpeed: 1.4 - 1.4.40

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External links
https://openlitespeed.org/release-log/version-1-4-x/#V1.4.41

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.