CVE-2023-28120
MEDIUM5.3EPSS 0.41%Possible XSS Security Vulnerability in SafeBuffer#bytesplice
Published: 3/15/2023Modified: 4/28/2026
Description
There is a vulnerability in ActiveSupport if the new bytesplice method is called on a SafeBuffer with untrusted user input.
Affected packages (2)
- Debian/railsfrom 0, < 2:6.0.3.7+dfsg-2+deb11u2
- RubyGems/activesupport>= 7.0.0, < 7.0.4.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
References (9)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2023-28120
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2023-28120
- WEBhttps://discuss.rubyonrails.org/t/cve-2023-28120-possible-xss-security-vulnerability-in-safebuffer-bytesplice/82469
- WEBhttps://github.com/rails/rails/commit/3cf23c3f891e2e81c977ea4ab83b62bc2a444b70
- WEBhttps://github.com/rubysec/ruby-advisory-db/blob/master/gems/activesupport/CVE-2023-28120.yml
- WEBhttps://lists.fedoraproject.org/archives/list/[email protected]/message/UPV6PVCX4VDJHLFFT42EXBBSGAWZICOW
- WEBhttps://lists.fedoraproject.org/archives/list/[email protected]/message/ZE5W4MH6IE4DV7GELDK6ISCSTFLHKSYO
- WEBhttps://security.netapp.com/advisory/ntap-20240202-0006
- WEBhttps://www.debian.org/security/2023/dsa-5389