CVE-2017-16391

high-risk

Published 2017-12-09

An issue was discovered in Adobe Acrobat and Reader: 2017.012.20098 and earlier versions, 2017.011.30066 and earlier versions, 2015.006.30355 and earlier versions, and 11.0.22 and earlier versions. The vulnerability is a result of untrusted input that is used to calculate an array index; the calculation occurs in the printing functionality. The vulnerability leads to an operation that can write to a memory location that is outside of the memory addresses allocated for the data structure. The specific scenario leads to a write access to a memory location that does not belong to the relevant process address space.

Do I need to act?

8.7% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 8.8/10 High

NETWORK / LOW complexity

Affected Products (6)

Acrobat

Acrobat Dc

Acrobat Reader

Acrobat Reader Dc

Affected Vendors

Adobe

References (6)

Third Party Advisory http://www.securityfocus.com/bid/101819

Third Party Advisory http://www.securitytracker.com/id/1039791

Vendor Advisory https://helpx.adobe.com/security/products/acrobat/apsb17-36.html

Third Party Advisory http://www.securityfocus.com/bid/101819

Third Party Advisory http://www.securitytracker.com/id/1039791

Vendor Advisory https://helpx.adobe.com/security/products/acrobat/apsb17-36.html

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high-risk

Severity 30/34 · Critical

Exploitability 10/34 · Low

Exposure 13/34 · Low