VulnerabilityModified
CVE-2016-8729
An exploitable memory corruption vulnerability exists in the JBIG2 parser of Artifex MuPDF 1.9.
HIGH 7.8EPSS 1.54%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.54%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 1.54% probability · 74th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- artifex/mupdf
- Source
- talos-cna@cisco.com
References
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2016-0243Third Party Advisory
- 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-2016-0243Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.