PT-2020-20444 · Symmetricom · Syncserver S300+4

Published 2020-02-17 · Updated 2020-02-19 · CVE-2020-9029

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Symmetricom SyncServer S100 version 2.90.70.3 Symmetricom SyncServer S200 version 1.30 Symmetricom SyncServer S250 version 1.25 Symmetricom SyncServer S300 version 2.65.0 Symmetricom SyncServer S350 version 2.80.1

Description The issue allows Directory Traversal via the FileName parameter to "messagelog.php". This enables potential access to sensitive files and directories.

Recommendations For Symmetricom SyncServer S100 version 2.90.70.3, restrict access to the messagelog.php endpoint to minimize the risk of exploitation. For Symmetricom SyncServer S200 version 1.30, avoid using the FileName parameter in the affected API endpoint until the issue is resolved. For Symmetricom SyncServer S250 version 1.25, consider disabling access to sensitive directories to prevent traversal. For Symmetricom SyncServer S300 version 2.65.0, limit the messagelog.php endpoint's functionality to prevent directory traversal. For Symmetricom SyncServer S350 version 2.80.1, restrict the FileName parameter's input to prevent malicious file access.

Exploit

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2020-9029

Affected Products

Syncserver S100

Syncserver S200

Syncserver S250

Syncserver S300

Syncserver S350

References · 4

• 🔥 https://sku11army.blogspot.com/2020/01/symmetricom-syncserver.html · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-9029 · Security Note
• https://osv.dev/vulnerability/CVE-2020-9029 · Vendor Advisory
• https://t.me/cvenotify/1069 · Telegram Post