RCE in Mercurial
CVE-2017-1000116
Mercurial prior to 4.3 did not adequately sanitize hostnames passed to ssh, leading to possible shell-injection attacks.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.057 (92.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 92.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.057 · newest: 0.057 · change: 0.000
Affected products
- Mercurial
- Debian Linux — versions 8.0, 9.0
- Red Hat Enterprise Linux Desktop — versions 7.0
- Red Hat Enterprise Linux Server — versions 7.0
- Red Hat Enterprise Linux Server Aus — versions 7.4, 7.6
- Red Hat Enterprise Linux Server Eus — versions 7.4, 7.5, 7.6
- Red Hat Enterprise Linux Server Tus — versions 7.4, 7.6
- Red Hat Enterprise Linux Workstation — versions 7.0
Weakness classification (CWE)
References
- www.mercurial-scm.org/wiki/WhatsNew (Release Notes, Vendor Advisory)
- www.securityfocus.com/bid/100290 (VDB Entry, Third Party Advisory, vdb-entry)
- www.debian.org/security/2017/dsa-3963 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2017:2489 (vendor-advisory, Third Party Advisory)
- security.gentoo.org/glsa/201709-18 (vendor-advisory, Patch, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-1000116?
- CVE-2017-1000116 is a critical-severity vulnerability in Mercurial, classified under OS Command Injection. CVSS score: 9.8/10. Published 2017-10-05.
- How severe is CVE-2017-1000116?
- Critical severity. CVSS v3 base score is 9.8 out of 10.