Untrusted search path vulnerability in ProxyChains-NG before 4.9 allows local users to…
Priority LOW 35CWE-426Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-426.
Summary
Untrusted search path vulnerability in ProxyChains-NG before 4.9 allows local users to gain privileges via a Trojan horse libproxychains4.so library in the current working directory, which is referenced in the LD_PRELOAD path.
Why it matters now
EPSS 0.00494 42nd 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:proxychains-ng_project:proxychains-ng:*:*:*:*:*:*:*:* | up to 4.8.1 | Vulnerable | Proxychains-ng Project |
- cpe:2.3:a:proxychains-ng_project:proxychains-ng:*:*:*:*:*:*:*:* Versions up to 4.8.1 Vulnerable ·Proxychains-ng Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2015-3887
- 2026-10-03 Alias added: GHSA-f7w4-66vv-c7cf
References
Patch 4
- [oss-security] 20150513 Re: CVE request for proxychains-ng : current path as the first directory for the library search path
- https://github.com/rofl0r/proxychains-ng/commit/9ab7dbeb3baff67a51d0c5e71465c453be0890b5#diff-803c5170888b8642f2a97e5e9423d399
- https://bugzilla.redhat.com/show_bug.cgi?id=1147013
- https://github.com/rofl0r/proxychains-ng/issues/60
More Proxychains-ng Project Proxychains-ng vulnerabilities
- TI-2025-24515 rofl0r/proxychains-ng <= 4.17 Stack-based Buffer Overflow CVSS 4.0MEDIUM 6.9
Sources
- CVE-2015-3887 · CVE Program
- CVE-2015-3887 · NVD
- FIRST EPSS
- GHSA-f7w4-66vv-c7cf · GitHub Advisory Database · CC BY 4.0
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