CVE-2017-1000115

moderate-risk
Published 2017-10-05

Mercurial prior to version 4.3 is vulnerable to a missing symlink check that can malicious repositories to modify files outside the repository

Do I need to act?

~
2.1% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (13)

Affected Vendors

Mercurial Debian Redhat

References (10)

Third Party Advisory http://www.debian.org/security/2017/dsa-3963
Third Party Advisory http://www.securityfocus.com/bid/100290
Third Party Advisory https://access.redhat.com/errata/RHSA-2017:2489
Third Party Advisory https://security.gentoo.org/glsa/201709-18
Release Notes https://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_4.3_.2F_4.3.1_.282017-08-1...
Third Party Advisory http://www.debian.org/security/2017/dsa-3963
Third Party Advisory http://www.securityfocus.com/bid/100290
Third Party Advisory https://access.redhat.com/errata/RHSA-2017:2489
Third Party Advisory https://security.gentoo.org/glsa/201709-18
Release Notes https://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_4.3_.2F_4.3.1_.282017-08-1...
48
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 5/34 · Minimal
Exposure 17/34 · Moderate