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CVE-2017-11293: Adobe Acrobat: Memory corruption

CVE-2017-11293 is rated critical with a CVSS v3.0 base score of 9.8 and affects Adobe Acrobat, along with 3 other products in NVD’s configuration data. Per its scoring, it can be exploited over the network, without authentication, without any user interaction. The scored impact on confidentiality, integrity and availability is the highest available.

Vulnerability description

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. An exploitable memory corruption vulnerability exists. Successful exploitation could lead to arbitrary code execution.

Severity breakdown

CVSS v3.0 9.8: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

  • Attack vector: Network. Exploitable remotely over the network, with no need for local or physical access.
  • Attack complexity: Low. No special conditions; the attack can be repeated reliably.
  • Privileges required: None. No account or prior access is needed.
  • User interaction: None. No action from any user is needed.
  • Scope: Unchanged. Impact stays within the vulnerable component.
  • Confidentiality impact: High. Total loss of confidentiality; sensitive data can be fully disclosed.
  • Integrity impact: High. Total loss of integrity; data or system state can be fully modified.
  • Availability impact: High. Total loss of availability; the component can be shut down.

Underlying weakness

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary.

Affected products

  • Adobe Acrobat: up to and including 11.0.22; from 17.0 up to and including 17.011.30066
  • Adobe Acrobat Dc: from - up to and including 17.012.20098; from 15.0 up to and including 15.006.30355
  • Adobe Acrobat Reader: up to and including 11.0.22; from 17.0 up to and including 17.011.30066
  • Adobe Acrobat Reader Dc: from - up to and including 17.012.20098; from 15.0 up to and including 15.006.30355

References