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OVAL Definitions
>
OVAL Definition Details
Id
oval:com.altx-soft.nix:def:33245
[Rus]
Version
5
Class
patch
ALTXid
182437
Language
English
Severity
High
Title
RHSA-2018:2097 -- patch security update
Description
Malicious patch files cause ed to execute arbitrary commands (CVE-2018-1000156)
Family
unix
Platform
Red Hat Enterprise Linux 6
Product
patch
Reference
VENDOR: RHSA-2018:2097
VENDOR: RHSA-2018:2097
Id:
RHSA-2018:2097
Reference:
https://access.redhat.com/errata/RHSA-2018:2097
CVE: CVE-2018-1000156
CVE: CVE-2018-1000156
Id:
CVE-2018-1000156
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000156
Comment
: GNU Patch version 2.7.6 contains an input validation vulnerability when 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.
CVSSv2 Score:
6.8
Access vector:
NETWORK
Access complexity:
MEDIUM
Authentication:
NONE
Confidentiality impact:
PARTIAL
Integrity impact:
PARTIAL
Availability impact:
PARTIAL
CVSSv2 Vector:
AV:N/AC:M/Au:N/C:P/I:P/A:P
CWE:
20 (Improper Input Validation)
References:
http://rachelbythebay.com/w/2018/04/05/bangpatch/ (MISC)
RHSA-2018:1199 (REDHAT)
RHSA-2018:1200 (REDHAT)
RHSA-2018:2091 (REDHAT)
RHSA-2018:2092 (REDHAT)
RHSA-2018:2093 (REDHAT)
RHSA-2018:2094 (REDHAT)
RHSA-2018:2095 (REDHAT)
RHSA-2018:2096 (REDHAT)
RHSA-2018:2097 (REDHAT)
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=894667#19 (MISC)
[debian-lts-announce] 20180416 [SECURITY] [DLA 1348-1] patch security update (MLIST)
https://savannah.gnu.org/bugs/index.php?53566 (CONFIRM)
20190730 [SECURITY] [DSA 4489-1] patch security update (BUGTRAQ)
GLSA-201904-17 (GENTOO)
https://twitter.com/kurtseifried/status/982028968877436928 (MISC)
USN-3624-1 (UBUNTU)
USN-3624-2 (UBUNTU)
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