CVE-2023-47100

2023-12-2105:00:32

redhat.com

access.redhat.com

cve-2023-47100

perl

regcomp.c

security bypass

unallocated space

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.8 Medium

AI Score

Confidence

Low

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

26.5%

JSON

A flaw was found in Perl due to improper handling of the property name by the S_parse_uniprop_string function in regcomp.c. This issue could allow an attacker to to bypass security restrictions and use a specially crafted regular expression input to write to unallocated space.