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cve[email protected]CVE-2023-50454
HistoryDec 10, 2023 - 7:15 p.m.

CVE-2023-50454

2023-12-1019:15:07
CWE-295
web.nvd.nist.gov
8
zammad
security
vulnerability
ssl
tls
validation
man-in-the-middle
attack
cve-2023-50454

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

5.6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

24.3%

An issue was discovered in Zammad before 6.2.0. In several subsystems, SSL/TLS was used to establish connections to external services without proper validation of hostname and certificate authority. This is exploitable by man-in-the-middle attackers.

Affected configurations

NVD
Node
zammadzammadMatch6.1.0-
OR
zammadzammadMatch6.1.0alpha
OR
zammadzammadMatch6.2.0alpha

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

5.6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

24.3%

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