shell-lock in Cactus Software Shell Lock uses weak encryption (trivial encoding) which…
Priority LOW 11Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · None · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
shell-lock in Cactus Software Shell Lock uses weak encryption (trivial encoding) which allows attackers to easily decrypt and obtain the source code.
Why it matters now
EPSS 0.00256 17th 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:cactus_software:shell-lock:*:*:*:*:*:*:*:* | all versions | Vulnerable | Cactus Software |
- cpe:2.3:a:cactus_software:shell-lock:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cactus Software
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-1999-1540
- 2026-10-03 Alias added: GHSA-c58m-4vx5-jf3r
References
Advisory 1
More Cactus Software Shell-lock vulnerabilities
- TI-1999-01488 shell-lock in Cactus Software Shell Lock allows local users to read or modify decoded… CVSS 2.0HIGH 7.2
Sources
- CVE-1999-1540 · CVE Program
- CVE-1999-1540 · NVD
- FIRST EPSS
- GHSA-c58m-4vx5-jf3r · 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