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redhatcveRedhat.comRH:CVE-2023-31484
HistoryJul 03, 2023 - 5:17 p.m.

CVE-2023-31484

2023-07-0317:17:11
redhat.com
access.redhat.com
11
perl
cpan
tls certificate
man-in-the-middle
attack

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.7 High

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

74.1%

A flaw was found in Perl’s CPAN, which doesn’t check TLS certificates when downloading content. This happens due to verify_SSL missing when suing the HTTP::Tiny library during the connection. This may allow an attacker to inject into the network path and perform a Man-In-The-Middle attack, causing confidentiality or integrity issues.

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.7 High

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

74.1%