Out-of-bounds Read in Adobe Acrobat

CVE-2017-16406

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. This vulnerability is an instance of a type confusion vulnerability in the EMF processing module. The issue causes the program to access an object using an incompatible type, leading to an out of bounds memory access. Attackers can exploit the vulnerability by using the out of bounds access for unintended reads, writes, or frees -- potentially leading to code corruption, control-flow hijack, or information leak attack.

Vulnerability class: Buffer Overflow

EPSS: 0.067 (93.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2017-16406?
CVE-2017-16406 is a high-severity vulnerability in Adobe Acrobat, classified under Out-of-bounds Read. CVSS score: 8.8/10. Published 2017-12-09.
How severe is CVE-2017-16406?
High severity. CVSS v3 base score is 8.8 out of 10.