XML Entity Expansion in Linaro Automated Validation Architecture (LAVA) - CVE-2022-44641

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Main Vulnerability Database Vulnerabilities #VU71184

XML Entity Expansion in Linaro Automated Validation Architecture (LAVA) - CVE-2022-44641

Published: January 16, 2023


Vulnerability identifier: #VU71184
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2022-44641
CWE-ID: CWE-776
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Linaro Limited
Affected software:
Linaro Automated Validation Architecture (LAVA)

Detailed vulnerability description

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to XML entity expansion when handling XMLRPC requests. A remote authenticated user can cause a recursive XML entity expansion and perform denial of service attack.


How to mitigate CVE-2022-44641

Install updates from vendor's website.

Sources