CVE-2018-1000156

CVE Details

Release Date:	2018-07-30
Impact:	None	What is this?

Description

GNU Patch version 2.7.6 contains an input validation vulnerabilitywhen processing patch files, specifically the EDITOR_PROGRAM invocation (using ed) can result in code execution. This attack appear to be exploitable via a patch file processed via the patch utility. This is similar to FreeBSD's CVE-2015-1418 however although they share a common ancestry the code bases have diverged over time.

See more information about CVE-2018-1000156 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v2 metrics

Base Score:	6.8
Vector String:	AV:N/AC:M/Au:N/C:P/I:P/A:P
Version:	2.0
Attack Vector:	Network
Attack Complexity:	Medium
Authentication:	None
Confidentiality Impact:	Partial
Integrity Impact:	Partial
Availability Impact:	Partial

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (patch)	ELSA-2018-1199	2018-04-23
Oracle Linux version 7 (patch)	ELSA-2018-1200	2018-04-23
Oracle VM version 3.3 (patch)	OVMSA-2018-0036	2018-04-24
Oracle VM version 3.4 (patch)	OVMSA-2018-0036	2018-04-24