CVE-2018-16509

7.8HIGH

Key Information

Vendor
Debian
Status
Debian Linux
Vendor
CVE Published:
5 September 2018

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 95%

Summary

An issue was discovered in Artifex Ghostscript before 9.24. Incorrect "restoration of privilege" checking during handling of /invalidaccess exceptions could be used by attackers able to supply crafted PostScript to execute code using the "pipe" instruction.

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

PIL-RCE-Ghostscript-CVE-2018-16509
Created by farisv

CVE-2018-16509
Created by knqyf263

cve-2018-16509
Created by cved-sources

References

http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh...
x_refsource_MISC
https://www.exploit-db.com/exploits/45369/
exploitx_refsource_EXPLOIT-DB
https://bugs.ghostscript.com/show_bug.cgi?id=699654
x_refsource_MISC

EPSS Score

95% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre Database4 Proof of Concept(s)
.