Vulnerability Details : CVE-2018-18567
AudioCodes 440HD and 450HD devices 3.1.2.89 and earlier allows man-in-the-middle attackers to obtain sensitive credential information by leveraging failure to validate X.509 certificates when used with an on-premise installation with Skype for Business.
Exploit prediction scoring system (EPSS) score for CVE-2018-18567
Probability of exploitation activity in the next 30 days: 0.13%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 48 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2018-18567
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:N/A:N |
8.6
|
2.9
|
NIST |
|
5.9
|
MEDIUM | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |
2.2
|
3.6
|
NIST |
CWE ids for CVE-2018-18567
-
The product does not validate, or incorrectly validates, a certificate.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-18567
-
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2018-026.txt
Exploit;Third Party Advisory
-
http://www.securitytracker.com/id/1041956
Microsoft Skype for Business Audio File Processing Flaw Lets Remote Users Execute Arbitrary Code - SecurityTrackerThird Party Advisory;VDB Entry
-
https://seclists.org/bugtraq/2018/Oct/32
Bugtraq: [SYSS-2018-026] missing X.509 validation with AudioCodes IP Phones (Skype for Business, on-premise) - CVE-2018-18567Exploit;Mailing List;Third Party Advisory
Products affected by CVE-2018-18567
- cpe:2.3:o:audiocodes:440hd_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:audiocodes:450hd_firmware:*:*:*:*:*:*:*:*