PT-2018-14522 · Microsoft+1 · Skype For Business+2

Micha Borrmann · Published 2018-10-24 · Updated 2021-06-15 · CVE-2018-18568

Positive Technologies (AI Summary)

CVSS v3.1

5.9

Medium

Base vector

AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Polycom VVX 500 and 601 devices versions 5.8.0.12848 and earlier

Description The issue 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.

Recommendations For Polycom VVX 500 and 601 devices versions 5.8.0.12848 and earlier, update to a version later than 5.8.0.12848 to resolve the issue.

Exploit

Fix

Improper Certificate Validation

Weakness Enumeration

CWE-295

Related Identifiers

CVE-2018-18568

Affected Products

Polycom Vvx 500

Polycom Vvx 601

Skype For Business

References · 4

• 🔥 https://seclists.org/bugtraq/2018/Oct/36 · Exploit
• 🔥 https://syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2018-027.txt · Exploit
• https://osv.dev/vulnerability/CVE-2018-18568 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-18568 · Security Note