Ecosyste.ms: Advisories

Security Advisories: GSA_kwCzR0hTQS12bTc0LWo0d3EtODJ4as4AAxBY

Sisimai Inefficient Regular Expression Complexity vulnerability

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.

Permalink: https://github.com/advisories/GHSA-vm74-j4wq-82xj
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS12bTc0LWo0d3EtODJ4as4AAxBY
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Moderate
Classification: General
Published: over 1 year ago
Updated: about 2 months ago

Identifiers: GHSA-vm74-j4wq-82xj, CVE-2022-4891
References:

• https://nvd.nist.gov/vuln/detail/CVE-2022-4891
• https://github.com/sisimai/rb-sisimai/pull/244
• https://github.com/sisimai/rb-sisimai/commit/51fe2e6521c9c02b421b383943dc9e4bbbe65d4e
• https://gist.githubusercontent.com/gmcabrita/e5dc0332473fc2e3a7a407434c8d21c7/raw/00b12035e5e1b685469f143b94301a50306376ba/example.html
• https://github.com/sisimai/rb-sisimai/releases/tag/v4.25.14p12
• https://vuldb.com/?ctiid.218452
• https://vuldb.com/?id.218452
• https://github.com/rubysec/ruby-advisory-db/blob/master/gems/sisimai/CVE-2022-4891.yml
• https://github.com/advisories/GHSA-vm74-j4wq-82xj

Repository: https://github.com/sisimai/rb-sisimai
Blast Radius: 0.0

Affected Packages