What’s Vulnerable › Vulnerabilities

CVE-2016-7145

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-03-07 · updated 2026-06-17
• Weakness: CWE-287

Description

The m_authenticate function in ircd/m_authenticate.c in nefarious2 allows remote attackers to spoof certificate fingerprints and consequently log in as another user via a crafted AUTHENTICATE parameter.

Affected products

• Nefarious2 Project Nefarious2: 2.0

References

• http://www.openwall.com/lists/oss-security/2016/09/05/9
• https://github.com/evilnet/nefarious2/commit/f50a84bad996d438e7b31b9e74c32a41e43f8be5
• http://www.openwall.com/lists/oss-security/2016/09/05/9
• https://github.com/evilnet/nefarious2/commit/f50a84bad996d438e7b31b9e74c32a41e43f8be5

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