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CVE-2019-13636

Good to know:

Date: July 17, 2019

In GNU patch through 2.7.6, the following of symlinks is mishandled in certain cases other than input files. This affects inp.c and util.c.

Language: C

Severity Score

5.9

Related Resources (19)

Url: https://nvd.nist.gov/vuln/detail/CVE-2019-13636

Url: https://security.alpinelinux.org/vuln/CVE-2019-13636

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SVWWGISFWACROJJPVJJL4UBLVZ7LPOLT/

Url: https://security.gentoo.org/glsa/201908-22

Url: https://seclists.org/bugtraq/2019/Aug/29

Url: https://github.com/irsl/gnu-patch-vulnerabilities

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SVWWGISFWACROJJPVJJL4UBLVZ7LPOLT/

Url: https://git.savannah.gnu.org/cgit/patch.git/commit/?id=dce4683cbbe107a95f1f0d45fabc304acfb5d71a

Url: https://lists.debian.org/debian-lts-announce/2019/07/msg00016.html

Url: https://seclists.org/bugtraq/2019/Jul/54

Url: https://security.netapp.com/advisory/ntap-20190828-0001/

Url: https://www.debian.org/security/2019/dsa-4489

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2019-13636

Url: https://usn.ubuntu.com/4071-1/

Url: https://security-tracker.debian.org/tracker/CVE-2019-13636

Url: http://packetstormsecurity.com/files/154124/GNU-patch-Command-Injection-Directory-Traversal.html

Url: https://usn.ubuntu.com/4071-2/

Url: https://access.redhat.com/security/cve/CVE-2019-13636

Url: https://www.mend.io/vulnerability-database/CVE-2019-13636

Severity Score

5.9

Weakness Type (CWE)

Improper Link Resolution Before File Access ('Link Following')

CWE-59

Top Fix

Upgrade Version

Upgrade to version patch - no_fix

CVSS v3.1

Base Score:	5.9
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	HIGH
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	HIGH
Availability (A):	NONE

CVSS v2

Base Score:	5.8
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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