UpHeron
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Servers and applications

CVE-2016-7979

Ghostscript before 9.21 might allow remote attackers to bypass the SAFER mode protection mechanism and consequently execute arbitrary code by leveraging type confusion in .initialize_dsc_parser.

Severity
Critical 9.8
Published
23 May 2017
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
6.4% in the next 30 daysHigher than 93% of CVEs. EPSS by FIRST, 11 Nov 2026
Weakness
Incorrect type conversion (CWE-704)
Attack
Over the network · No login needed · No user action needed
Attacker can
Read data · Change data · Take it down
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Sources
NVD

Affected software

SoftwareAffected versions
GhostscriptServers and applications · cpe:a:artifex:ghostscript
  • Every version up to 9.20

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2016-7979
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2016-7979