CVE-2017-8291

high KEV

Published 2022-05-24 · Modified 2022-05-24

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CVSS v3

—

CVSS v4 NEW

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not yet in upstream

VIR risk

10.0

Description

Artifex Ghostscript allows -dSAFER bypass and remote command execution via .rsdparams type confusion with a "/OutputFile.

CISA KEV

Vendor: Artifex
Product: Ghostscript
Due date: 2022-06-14

Predictions

Exploit likelihood

99%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-41955 local linux verified

Metasploit · 2017-05-02

Ghostscript 9.21 - Type Confusion Arbitrary Command Execution (Metasploit)

Source code queued for fetch — refresh in a moment.

Metasploit modules

exploit_unix/fileformat/ghostscript_type_confusion rank 600

Ghostscript Type Confusion Arbitrary Command Execution

Source fetch failed: fetch_error — view the original via the link above.

OS impact

SUSE Affected 1 release

Version	Status	Fixed in
—	Affected	—

Arch Fixed 1 release

Version	Status	Fixed in
—	Fixed	`9.21-2`

Debian Fixed 5 releases

Version	Status	Fixed in
trixie	Fixed	`9.20~dfsg-3.1`
sid	Fixed	`9.20~dfsg-3.1`
forky	Fixed	`9.20~dfsg-3.1`
bullseye	Fixed	`9.20~dfsg-3.1`
bookworm	Fixed	`9.20~dfsg-3.1`

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.