Heap-based buffer overflow in Avaya products - CVE-2022-29860

 

Heap-based buffer overflow in Avaya products - CVE-2022-29860

Published: May 3, 2022


Vulnerability identifier: #VU62753
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-29860
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to the process handling POST requests on the web server does not properly validate the NanoSSL return values. A remote attacker can pass specially crafted data to the application, trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Affected software

ERS3500
ERS3600
ERS4900
ERS5900

How to mitigate CVE-2022-29860

Install updates from vendor's website.


External References

Related Security Bulletins