CVE-2017-1000115
HIGHMercurial < 4.3 - Arbitrary File Write via Symlink Attack
Title source: llmDescription
Mercurial prior to version 4.3 is vulnerable to a missing symlink check that can malicious repositories to modify files outside the repository
References (5)
Core 5
Core References
Release Notes, Vendor Advisory x_refsource_confirm
https://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_4.3_.2F_4.3.1_.282017-08-10.29
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/100290
Third Party Advisory vendor-advisory
x_refsource_debian
http://www.debian.org/security/2017/dsa-3963
Third Party Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2017:2489
Third Party Advisory, VDB Entry vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/201709-18
Scores
CVSS v3
7.5
EPSS
0.0384
EPSS Percentile
88.7%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Details
CWE
CWE-59
Status
published
Products (14)
debian/debian_linux
8.0
debian/debian_linux
9.0
mercurial/mercurial
< 4.3
pypi/mercurial
0 - 4.3.1PyPI
redhat/enterprise_linux_desktop
7.0
redhat/enterprise_linux_server
7.0
redhat/enterprise_linux_server_aus
7.4
redhat/enterprise_linux_server_aus
7.6
redhat/enterprise_linux_server_eus
7.4
redhat/enterprise_linux_server_eus
7.5
... and 4 more
Published
Oct 05, 2017
Tracked Since
Feb 18, 2026