Remote Authentication Spoofing Vulnerability in UnrealIRCd
CVE-2016-7144

8.1HIGH

Key Information:

Vendor

Unrealircd

Status
Unrealircd
Vendor
CVE Published:
18 January 2017

What is CVE-2016-7144?

The m_authenticate function within UnrealIRCd versions prior to 3.2.10.7 and 4.x before 4.0.6 is susceptible to a remote authentication spoofing vulnerability. Attackers can exploit this issue by crafting an AUTHENTICATE parameter, allowing them to bypass certificate fingerprint verification and gain unauthorized access as another user. This flaw poses significant risks to server integrity, as it enables potential impersonation and unauthorized actions by malicious parties.

References

https://github.com/unrealircd/unrealircd/commit/f473e355e...
x_refsource_CONFIRM
https://forums.unrealircd.org/viewtopic.php?f=1&t=8588
x_refsource_CONFIRM
http://www.securityfocus.com/bid/92763
vdb-entryx_refsource_BID

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.