http_transport.c in Fossil before 2.4, when the SSH sync protocol is used, allows…
Priority MEDIUM 44Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA.
Summary
http_transport.c in Fossil before 2.4, when the SSH sync protocol is used, allows user-assisted remote attackers to execute arbitrary commands via an ssh URL with an initial dash character in the hostname, a related issue to CVE-2017-9800, CVE-2017-12836, CVE-2017-12976, CVE-2017-14176, CVE-2017-16228, CVE-2017-1000116, and CVE-2017-1000117.
Why it matters now
EPSS 0.03168 88th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:fossil_scm:fossil:*:*:*:*:*:*:*:* | before 2.4 | Vulnerable | Fossil Scm |
- cpe:2.3:a:fossil_scm:fossil:*:*:*:*:*:*:*:* Versions before 2.4 Vulnerable ·Fossil Scm
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2017-17459
- 2026-10-03 Alias added: GHSA-ff3p-f5xw-q723
References
Sources
- CVE-2017-17459 · CVE Program
- CVE-2017-17459 · NVD
- FIRST EPSS
- GHSA-ff3p-f5xw-q723 · GitHub Advisory Database · CC BY 4.0
- CVE-2017-17459 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences