Vulnerability identifier: #VU62753
Vulnerability risk: High
CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-122
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
ERS3500
Hardware solutions /
Routers & switches, VoIP, GSM, etc
ERS3600
Hardware solutions /
Routers & switches, VoIP, GSM, etc
ERS4900
Hardware solutions /
Routers & switches, VoIP, GSM, etc
ERS5900
Hardware solutions /
Routers & switches, VoIP, GSM, etc
Vendor: Avaya
Description
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.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
ERS3500: All versions
ERS3600: All versions
ERS4900: All versions
ERS5900: All versions
External links
http://www.armis.com/blog/tlstorm-2-nanossl-tls-library-misuse-leads-to-vulnerabilities-in-common-switches/
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.