CVE-2019-3902

A flaw was found in Mercurial before 4.9. It was possible to use symlinks and subrepositories to defeat Mercurial's path-checking logic and write files outside a repository.

CVSS v3.0 5.9 MEDIUM
CVSS v2.0 5.8 MEDIUM

5.9^/10

CVSS v3.0 : MEDIUM

Vector : AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Exploitability : 2.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

5.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:N/I:P/A:P

Exploitability : 8.6 / Impact : 4.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3902	Issue Tracking Vendor Advisory
https://lists.debian.org/debian-lts-announce/2019/04/msg00024.html	Third Party Advisory
https://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_4.9_.282019-02-01.29	Third Party Advisory
https://usn.ubuntu.com/4086-1/
https://lists.debian.org/debian-lts-announce/2020/07/msg00032.html

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Configurations

Configuration 1 (hide)

cpe:2.3:a:mercurial:mercurial:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:redhat:enterprise_linux:7.0:::::::*
	cpe:2.3:o:debian:debian_linux:8.0:::::::*

Information

Published : 2019-04-22 09:29

Updated : 2020-07-31 06:15

NVD link : CVE-2019-3902

Mitre link : CVE-2019-3902

JSON object : View

CWE

CWE-59

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

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Products Affected

debian

debian_linux

mercurial

mercurial

redhat

enterprise_linux

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