Arbitrary Block Device Write via Missing Validation in TÜBİTAK BİLGEM's pardus-image-writer
Priority LOW 30CWE-73Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
External control of file name or path vulnerability in TÜBİTAK BİLGEM Software Technologies Research Institute pardus-image-writer allows Removing Important Client Functionality. This issue affects pardus-image-writer: before 0.9.0.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00148 4th percentileScored 2026-11-07
Fix Fixed pardus-image-writer (TÜBİTAK BİLGEM Software Technologies Research Institute): 0.9.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| TÜBİTAK BİLGEM Software Technologies Research Institute | pardus-image-writer | before 0.9.0 | 0.9.0 | Patch available | CNA |
- pardus-image-writer VendorTÜBİTAK BİLGEM Software Technologies Research Institute Affected before 0.9.0 Fixed in 0.9.0 Patch available CNA
Remediation
- Fix · CNA pardus-image-writer (TÜBİTAK BİLGEM Software Technologies Research Institute) Fixed in 0.9.0
Timeline
- 2026-10-02 Threatist record created from CVE-2026-18806
- 2026-10-03 Alias added: GHSA-55j4-vcvp-5mxf
References
More TÜBİTAK BİLGEM Software Technologies Research Institute vulnerabilities
- TI-2026-53129 Use of Hard-coded LDAP Credentials in TÜBİTAK BİLGEM's Liderahenk CVSS 3.1CRITICAL 9.1
- TI-2026-15720 Blind LDAP Injection in Sign-In Endpoint in TÜBİTAK BİLGEM's Liderahenk CVSS 3.1HIGH 7.5
- TI-2026-15985 OS Command Injection in TÜBİTAK BİLGEM's Pardus Boot Repair CVSS 3.1HIGH 7.8
- TI-2026-83798 Privilege escalation in TÜBİTAK BİLGEM eta-register CVSS 3.1HIGH 7.8
- TI-2026-55130 Improper Access Control Leading to Display Exposure in TÜBİTAK BİLGEM's Pardus LightDM Greeter CVSS 3.1HIGH 7.1
- TI-2026-85904 Path traversal in TÜBİTAK BİLGEM pardus-boot-repair CVSS 3.1MEDIUM 6.6
Sources
- CVE-2026-18806 · CVE Program
- CVE-2026-18806 · NVD
- FIRST EPSS
- GHSA-55j4-vcvp-5mxf · GitHub Advisory Database · CC BY 4.0
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