SAP Download Manager up to 2.1.142 Key password recoverable

Summaryinfo

A vulnerability categorized as critical has been discovered in SAP Download Manager up to 2.1.142. Affected by this issue is some unknown functionality of the component Key. Executing a manipulation can lead to password recoverable. This vulnerability is registered as CVE-2016-3684. The attack needs to be launched locally. No exploit is available.

Detailsinfo

A vulnerability was found in SAP Download Manager up to 2.1.142. It has been declared as critical. This vulnerability affects an unknown functionality of the component Key. The manipulation with an unknown input leads to a password recoverable vulnerability. The CWE definition for the vulnerability is CWE-257. The storage of passwords in a recoverable format makes them subject to password reuse attacks by malicious users. In fact, it should be noted that recoverable encrypted passwords provide no significant benefit over plaintext passwords since they are subject not only to reuse by malicious attackers but also by malicious insiders. If a system administrator can recover a password directly, or use a brute force search on the available information, the administrator can use the password on other accounts. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

SAP Download Manager 2.1.142 and earlier uses a hardcoded encryption key to protect stored data, which allows context-dependent attackers to obtain sensitive configuration information by leveraging knowledge of this key, aka SAP Security Note 2282338.

The bug was discovered 03/09/2016. The weakness was published 12/14/2016 as 2282338 as confirmed security note (Website). The advisory is shared for download at packetstormsecurity.com. This vulnerability was named CVE-2016-3684 since 03/29/2016. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1552.

The vulnerability was handled as a non-public zero-day exploit for at least 280 days. During that time the estimated underground price was around $0-$5k.

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

Similar entry is available at VDB-94481. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

• SAP

Name

• Download Manager

Version

• 2.1.142

License

• commercial

Website

• Vendor: https://www.sap.com/

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Entryinfo

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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