Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2022-4891

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
17/01/2023
Last modified:
17/05/2024

Description

A vulnerability has been found in Sisimai up to 4.25.14p11 and classified as problematic. This vulnerability affects the function to_plain of the file lib/sisimai/string.rb. The manipulation leads to inefficient regular expression complexity. The exploit has been disclosed to the public and may be used. Upgrading to version 4.25.14p12 is able to address this issue. The name of the patch is 51fe2e6521c9c02b421b383943dc9e4bbbe65d4e. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-218452.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
7.50
Severity 3.x
HIGH
Vector 2.0
AV:A/AC:L/Au:S/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 2.70 LOW
Vector: AV:A/AC:L/Au:S/C:N/I:N/A:P

Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Authentication (Au): Single
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0
2.70
Severity 2.0
LOW

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:libsisimai:sisimai:*:*:*:*:*:*:*:* 4.25.14 (excluding)
cpe:2.3:a:libsisimai:sisimai:4.25.14:-:*:*:*:*:*:*
cpe:2.3:a:libsisimai:sisimai:4.25.14:p1:*:*:*:*:*:*
cpe:2.3:a:libsisimai:sisimai:4.25.14:p10:*:*:*:*:*:*
cpe:2.3:a:libsisimai:sisimai:4.25.14:p11:*:*:*:*:*:*
cpe:2.3:a:libsisimai:sisimai:4.25.14:p3:*:*:*:*:*:*
cpe:2.3:a:libsisimai:sisimai:4.25.14:p5:*:*:*:*:*:*
cpe:2.3:a:libsisimai:sisimai:4.25.14:p6:*:*:*:*:*:*
cpe:2.3:a:libsisimai:sisimai:4.25.14:p7:*:*:*:*:*:*
cpe:2.3:a:libsisimai:sisimai:4.25.14:p8:*:*:*:*:*:*
cpe:2.3:a:libsisimai:sisimai:4.25.14:p9:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools