CVE-2023-28755
HIGH7.5EPSS 0.34%Ruby URI component ReDoS issue
Published: 3/31/2023Modified: 4/28/2026
Description
A ReDoS issue was discovered in the URI component through 0.12.0 in Ruby through 3.2.1. The URI parser mishandles invalid URLs that have specific characters. It causes an increase in execution time for parsing strings to URI objects. The fixed versions are 0.12.1, 0.11.1, 0.10.2 and 0.10.0.1.
Affected packages (7)
- Alpine/rubyfrom 0, < 2.7.8-r0
- Debian/jrubyfrom 0
- Debian/ruby2.5from 0, < 2.5.5-3+deb10u5
- Debian/ruby2.7from 0, < 2.7.4-1+deb11u2
- Debian/ruby3.1from 0
- Debian/rubygemsfrom 0, < 3.2.5-2+deb11u1
- RubyGems/uri>= 0.12.0, < 0.12.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
References (23)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2023-28755
- ADVISORYhttps://security.alpinelinux.org/vuln/CVE-2023-28755
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2023-28755
- PATCHhttps://github.com/ruby/uri
- WEBhttps://github.com/rubysec/ruby-advisory-db/blob/master/gems/uri/CVE-2023-28755.yml
- WEBhttps://github.com/ruby/uri/releases
- WEBhttps://lists.debian.org/debian-lts-announce/2023/04/msg00033.html
- WEBhttps://lists.debian.org/debian-lts-announce/2024/09/msg00000.html
- WEBhttps://lists.debian.org/debian-lts-announce/2025/05/msg00015.html
- WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/27LUWREIFTP3MQAW7QE4PJM4DPAQJWXF
- WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FFZANOQA4RYX7XCB42OO3P24DQKWHEKA
- WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G76GZG3RAGYF4P75YY7J7TGYAU7Z5E2T
- WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QA6XUKUY7B5OLNQBLHOT43UW7C5NIOQQ
- WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WMIOPLBAAM3FEQNAXA2L7BDKOGSVUT5Z
- WEBhttps://lists.fedoraproject.org/archives/list/[email protected]/message/27LUWREIFTP3MQAW7QE4PJM4DPAQJWXF
- WEBhttps://lists.fedoraproject.org/archives/list/[email protected]/message/FFZANOQA4RYX7XCB42OO3P24DQKWHEKA
- WEBhttps://lists.fedoraproject.org/archives/list/[email protected]/message/G76GZG3RAGYF4P75YY7J7TGYAU7Z5E2T
- WEBhttps://lists.fedoraproject.org/archives/list/[email protected]/message/WMIOPLBAAM3FEQNAXA2L7BDKOGSVUT5Z
- WEBhttps://security.gentoo.org/glsa/202401-27
- WEBhttps://security.netapp.com/advisory/ntap-20230526-0003
- WEBhttps://www.ruby-lang.org/en/downloads/releases
- WEBhttps://www.ruby-lang.org/en/news/2022/12/25/ruby-3-2-0-released
- WEBhttps://www.ruby-lang.org/en/news/2023/03/28/redos-in-uri-cve-2023-28755