Adobe Acrobat Reader DC path traversal

Summaryinfo

A vulnerability has been found in Adobe Acrobat Reader DC up to 2017.011.30197/2020.004.30005/2021.005.20054 and classified as critical. This impacts an unknown function. The manipulation leads to path traversal. This vulnerability is traded as CVE-2021-35980. It is possible to initiate the attack remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Adobe Acrobat Reader DC up to 2017.011.30197/2020.004.30005/2021.005.20054 (Document Reader Software). It has been rated as critical. This issue affects an unknown part. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Acrobat Reader DC versions 2021.005.20054 (and earlier), 2020.004.30005 (and earlier) and 2017.011.30197 (and earlier) are affected by a Path traversal vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

The weakness was shared 09/06/2023 as apsb21-51. It is possible to read the advisory at helpx.adobe.com. The identification of this vulnerability is CVE-2021-35980 since 06/30/2021. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/06/2023). The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability.

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Productinfo

Type

• Document Reader Software

Vendor

• Adobe

Name

• Acrobat Reader DC

Version

• 2017.011.30197
• 2020.004.30005
• 2021.005.20054

License

• commercial

Website

• Vendor: https://www.adobe.com/

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