CVE-2016-8729
What it is
An exploitable memory corruption vulnerability exists in the JBIG2 parser of Artifex MuPDF 1.9. A specially crafted PDF can cause a negative number to be passed to a memset resulting in memory corruption and potential code execution. An attacker can specially craft a PDF and send to the victim to trigger this vulnerability.
At a glance
- Exploitability
- Can be exploited locally on the machine without logging in, but needs a user to act. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 1.5% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 1.5% in the next 30 days (EPSS).
- Severity: 7.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 1.5% · EPSS, next 30 days
- Weakness
- CWE-119 · Buffer errors
- Record status
- Modified
Affected
- Artifex Mupdf 1.9
Attack profile CVSS 3.1 · 7.8
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2016-8729.md and follow it. Check whether this project is affected by CVE-2016-8729. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://cgit.ghostscript.com/cgi-bin/cgit.cgi/jbig2dec.git/commit/?id=e698d5c11d27212aa1098bc5b1673a3378563092
- https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=1a7ef61410884daff8ff8391ddcecc3102acd989
References
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2016-0243
- https://bugs.ghostscript.com/show_bug.cgi?id=697395
- https://cgit.ghostscript.com/cgi-bin/cgit.cgi/jbig2dec.git/commit/?id=e698d5c11d27212aa1098bc5b1673a3378563092
- https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=1a7ef61410884daff8ff8391ddcecc3102acd989
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2016-0243