Symmetricom SyncServer S350 2.90.70.3 daemonlog.php FileName path traversal

Summaryinfo

A vulnerability was found in Symmetricom SyncServer S100, SyncServer S200, SyncServer S250, SyncServer S300 and SyncServer S350 2.90.70.3. It has been classified as critical. The impacted element is an unknown function of the file daemonlog.php. Performing a manipulation of the argument FileName results in path traversal. This vulnerability is reported as CVE-2020-9031. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, was found in Symmetricom SyncServer S100, SyncServer S200, SyncServer S250, SyncServer S300 and SyncServer S350 2.90.70.3. This affects an unknown code block of the file daemonlog.php. The manipulation of the argument FileName with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Symmetricom SyncServer S100 2.90.70.3, S200 1.30, S250 1.25, S300 2.65.0, and S350 2.80.1 devices allow Directory Traversal via the FileName parameter to daemonlog.php.

The weakness was disclosed 02/17/2020. This vulnerability is uniquely identified as CVE-2020-9031 since 02/17/2020. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

By approaching the search of inurl:daemonlog.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entries VDB-150270, VDB-150269, VDB-150268 and VDB-150266 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• Symmetricom

Name

• SyncServer S100
• SyncServer S200
• SyncServer S250
• SyncServer S300
• SyncServer S350

Version

• 2.90.70.3

CPE 2.3info

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CPE 2.2info

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