CVE-2017-16403 Memory corruption in Adobe Acrobat Reader 2017.012.20098 and earlier versions, 2017.011.30066 and earlier versions, 2015.006.30355 and earlier versions, 11.0.22 and earlier versions
Out-of-bounds read in Adobe Acrobat Reader's EMF+ processing allows attackers to expose sensitive data via crafted files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2017-16403?
CVE-2017-16403 is a high-severity memory corruption vulnerability in Adobe Acrobat, published on 9 Dec 2017. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official 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. This vulnerability occurs as a result of a computation that reads data that is past the end of the target buffer; the computation is part of the image conversion module that processes Enhanced Metafile Format Plus (EMF+) data. The use of an invalid (out-of-range) pointer offset during access of internal data structure fields causes the vulnerability. A successful attack can lead to sensitive data exposure.
Weakness: CWE-125
Which versions are affected by CVE-2017-16403?
It affects 4 products.
Products include Adobe Acrobat, Adobe Acrobat Dc, Adobe Acrobat Reader, Adobe Acrobat Reader Dc.
How do I fix CVE-2017-16403?
No fix has been published for CVE-2017-16403 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2017-16403 being exploited?
There is no known exploitation of CVE-2017-16403 in the wild and no public exploit code.
Other vulnerabilities in Adobe Acrobat
Sources
Also known as GHSA-cwqh-m87c-6c8q.