What’s Vulnerable › Vulnerabilities

CVE-2015-3887

• Severity: high (CVSS 7.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-09-21 · updated 2026-06-17
• Weakness: CWE-426

Description

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.

Affected products

• rofl0r proxychains-ng: through 4.8.1

References

• http://www.openwall.com/lists/oss-security/2015/05/13/11
• http://www.securityfocus.com/bid/74648
• https://bugzilla.redhat.com/show_bug.cgi?id=1147013
• https://github.com/rofl0r/proxychains-ng/blob/v4.9/README#L56
• https://github.com/rofl0r/proxychains-ng/commit/9ab7dbeb3baff67a51d0c5e71465c453be0890b5#diff-803c5170888b8642f2a97e5e9423d399
• https://github.com/rofl0r/proxychains-ng/issues/60
• http://www.openwall.com/lists/oss-security/2015/05/13/11
• http://www.securityfocus.com/bid/74648
• https://bugzilla.redhat.com/show_bug.cgi?id=1147013
• https://github.com/rofl0r/proxychains-ng/blob/v4.9/README#L56
• https://github.com/rofl0r/proxychains-ng/commit/9ab7dbeb3baff67a51d0c5e71465c453be0890b5#diff-803c5170888b8642f2a97e5e9423d399
• https://github.com/rofl0r/proxychains-ng/issues/60

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