Vulnerability in Canonical Bazaar
CVE-2017-14176
Bazaar through 2.7.0, when Subprocess SSH is used, allows remote attackers to execute arbitrary commands via a bzr+ssh URL with an initial dash character in the hostname, a related issue to CVE-2017-9800, CVE-2017-12836, CVE-2017-12976, CVE-2017-16228, CVE-2017-1000116, and CVE-2017-1000117.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.062 (93.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 93.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.060 · newest: 0.062 · change: +0.002
Affected products
- Canonical Bazaar
- Canonical Ubuntu Linux — versions 14.04, 16.04, 17.04
- Debian Linux — versions 8.0, 9.0
- Bazaar Through 2.7.0 — versions Bazaar through 2.7.0
Public proof-of-concept exploits
References
- www.debian.org/security/2017/dsa-4052 (vendor-advisory, Third Party Advisory, Issue Tracking)
- bugzilla.suse.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- www.ubuntu.com/usn/usn-3411-1 (Issue Tracking, Vendor Advisory)
- bugs.debian.org/874429 (Third Party Advisory, Issue Tracking)
- people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-14176.html (Issue Tracking, Vendor Advisory)
- bugs.launchpad.net/bzr/+bug/1710979 (Third Party Advisory, Issue Tracking)
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2017-14176?
- CVE-2017-14176 is a high-severity vulnerability in Canonical Bazaar. CVSS score: 8.8/10. Published 2017-11-27.
- How severe is CVE-2017-14176?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2017-14176 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.