CVE-2022-4891

LOW

Sisimai <4.25.14p11 - Info Disclosure

Title source: llm
STIX 2.1

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.

References (6)

Core 6
Core References
Permissions Required, Third Party Advisory vdb-entry technical-description
https://vuldb.com/?id.218452
Permissions Required, Third Party Advisory signature permissions-required
https://vuldb.com/?ctiid.218452
Exploit, Patch, Third Party Advisory issue-tracking
https://github.com/sisimai/rb-sisimai/pull/244
Release Notes, Third Party Advisory patch
https://github.com/sisimai/rb-sisimai/releases/tag/v4.25.14p12

Scores

CVSS v3 3.5
EPSS 0.0134
EPSS Percentile 67.4%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Details

CWE
CWE-1333
Status published
Products (3)
libsisimai/sisimai 4.25.14 (10 CPE variants)
libsisimai/sisimai < 4.25.14
rubygems/sisimai 0 - 4.25.14p12RubyGems
Published Jan 17, 2023
Tracked Since Feb 18, 2026