Use of hard-coded credentials in AudioCodes products - CVE-2019-9229
Published: July 23, 2019
Vulnerability identifier: #VU19307
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-9229
CWE-ID: CWE-798
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local attacker to gain full access to vulnerable system.
The vulnerability exists due to presence of hard-coded credentials in an internal interface, which is exposed to the link-local address 169.254.254.253. A local unauthenticated attacker can access multiple quagga VTYs with the default password "1234" that cannot be changed and execute malicious and unauthorized actions.
Affected software
AudioCodes Mediant 800C-MSBR
AudioCodes Mediant M800B-MSBR
AudioCodes Mediant 500-MBSR
AudioCodes Mediant 500L-MSBR
AudioCodes Mediant M800B-MSBR
AudioCodes Mediant 500-MBSR
AudioCodes Mediant 500L-MSBR
How to mitigate CVE-2019-9229
Install updates from vendor's website.
AudioCodes Mediant 500L-MSBR - update to