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cve[email protected]CVE-2022-28352
HistoryApr 02, 2022 - 5:15 p.m.

CVE-2022-28352

2022-04-0217:15:07
CWE-295
web.nvd.nist.gov
82
weechat
wee enhanced environment for chat
cve-2022-28352
tls
gnutls
certificate verification
man-in-the-middle

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:H/Au:N/C:P/I:P/A:N

4.8 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

30.6%

WeeChat (aka Wee Enhanced Environment for Chat) 3.2 to 3.4 before 3.4.1 does not properly verify the TLS certificate of the server, after certain GnuTLS options are changed, which allows man-in-the-middle attackers to spoof a TLS chat server via an arbitrary certificate. NOTE: this only affects situations where weechat.network.gnutls_ca_system or weechat.network.gnutls_ca_user is changed without a WeeChat restart.

Affected configurations

NVD
Node
weechatweechatRange3.23.4.1
CPENameOperatorVersion
weechat:weechatweechatlt3.4.1

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:H/Au:N/C:P/I:P/A:N

4.8 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

30.6%