CVE-2016-7144

The m_authenticate function in modules/m_sasl.c in UnrealIRCd before 3.2.10.7 and 4.x before 4.0.6 allows remote attackers to spoof certificate fingerprints and consequently log in as another user via a crafted AUTHENTICATE parameter.

CVSS v3 8.1 HIGH
CVSS v2.0 6.8 MEDIUM

8.1^/10

CVSS v3 : HIGH

Vector : AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability : 2.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.openwall.com/lists/oss-security/2016/09/04/3	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/09/05/8	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/92763	Third Party Advisory VDB Entry
https://forums.unrealircd.org/viewtopic.php?f=1&t=8588	Vendor Advisory
https://github.com/unrealircd/unrealircd/commit/f473e355e1dc422c4f019dbf86bc50ba1a34a766	Patch

Configurations

Configuration 1 (hide)

cpe:2.3:a:unrealircd:unrealircd:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:a:unrealircd:unrealircd:4.0.0:::::::*
	cpe:2.3:a:unrealircd:unrealircd:4.0.1:::::::*
	cpe:2.3:a:unrealircd:unrealircd:4.0.2:::::::*
	cpe:2.3:a:unrealircd:unrealircd:4.0.3:::::::*
	cpe:2.3:a:unrealircd:unrealircd:4.0.3.1:::::::*
	cpe:2.3:a:unrealircd:unrealircd:4.0.4:::::::*
	cpe:2.3:a:unrealircd:unrealircd:4.0.5:::::::*

History

No history.

Information

Published : 2017-01-18 17:59

Updated : 2023-12-10 12:01

NVD link : CVE-2016-7144

Mitre link : CVE-2016-7144

CVE.ORG link : CVE-2016-7144

JSON object : View

Products Affected

unrealircd

unrealircd

CWE

CWE-287

Improper Authentication

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