Marvell QConvergeConsole 5.5.0.64 decryptFile path traversal

Summaryinfo

A vulnerability, which was classified as critical, has been found in Marvell QConvergeConsole 5.5.0.64. This affects the function decryptFile. Performing a manipulation results in path traversal. This vulnerability is known as CVE-2020-15639. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability classified as very critical has been found in Marvell QConvergeConsole 5.5.0.64. This affects the function decryptFile. The manipulation 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:

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Marvell QConvergeConsole 5.5.0.64. Authentication is not required to exploit this vulnerability. The specific flaw exists within the decryptFile method of the FlashValidatorServiceImpl class. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. Was ZDI-CAN-10496.

The weakness was published 08/25/2020 (Website). The advisory is shared at marvell.com. This vulnerability is uniquely identified as CVE-2020-15639 since 07/07/2020. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/10/2020). MITRE ATT&CK project uses the attack technique T1006 for this issue.

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

Similar entries are available at VDB-160246, VDB-160247, VDB-160248 and VDB-160249. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• Marvell

Name

• QConvergeConsole

Version

• 5.5.0.64

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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