TransMac 12.3 Denial of Service via Volume Name Field
Priority MEDIUM 64CWE-787Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
TransMac 12.3 contains a buffer overflow vulnerability in the volume name field that allows local attackers to crash the application by supplying an excessively long string. Attackers can create a malicious file with 1000 repeated characters, paste the content into the volume name field during disk image creation, and trigger an application crash.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.0019 8th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- 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 |
|---|---|---|---|---|---|
| Acutesystems | TransMac | 12.3 | — | No fix listed | CNA |
- TransMac VendorAcutesystems Affected 12.3 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:acutesystems:transmac:12.3:*:*:*:*:*:*:* | 12.3 | Vulnerable | Acutesystems |
- cpe:2.3:a:acutesystems:transmac:12.3:*:*:*:*:*:*:* Versions 12.3 Vulnerable ·Acutesystems
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-25566
- 2026-10-03 Alias added: GHSA-67hr-84gv-hv8p
References
Exploit 1
Sources
- CVE-2019-25566 · CVE Program
- CVE-2019-25566 · NVD
- FIRST EPSS
- GHSA-67hr-84gv-hv8p · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences