CVE-2017-14176
CVE-2017-14176 is a high-severity vulnerability in Canonical Bazaar with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- CVSS v2: 9.3
- EPSS exploit prediction: 6% (92nd percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Canonical Bazaar
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is 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.
- How severe is CVE-2017-14176?
- CVE-2017-14176 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2017-14176 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2017-14176?
- CVE-2017-14176 primarily affects Canonical Bazaar. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2017-14176?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2017-14176 published?
- CVE-2017-14176 was published on 2017-11-27 and last updated on 2026-06-17.
References
- http://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-14176.html
- http://www.ubuntu.com/usn/usn-3411-1
- https://bugs.debian.org/874429
- https://bugs.launchpad.net/bzr/+bug/1710979
- https://bugzilla.redhat.com/show_bug.cgi?id=1486685
- https://bugzilla.suse.com/show_bug.cgi?id=1058214
- https://www.debian.org/security/2017/dsa-4052
Affected products (6)
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:17.04:*:*:*:*:*:*:*
- cpe:2.3:a:canonical:bazaar:*:*:*:*:*:*:*:*