CVEvulnerability
CVE-2021-42770
6.1 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-11-08
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.1 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:P/A:N
- Weaknesses
- CWE-79
Description
A Cross-site scripting (XSS) vulnerability was discovered in OPNsense before 21.7.4 via the LDAP attribute return in the authentication tester.
Affected configurations
• opnsense opnsense (<= 19.7.0)
• opnsense opnsense (>= 21.7.0 < 21.7.4)
Related
Weakness · CWE (1)
- CWE-79 Improper Neutralization of Input During Web Page Generation weakness
References
- https://cert.orange.com Third Party Advisory
- https://github.com/orangecertcc/security-research/security/advisories/GHSA-r32j-xgg3-w2rw Exploit, Third Party Advisory
- https://opnsense.org/opnsense-21-7-4-released/ Release Notes, Vendor Advisory
- https://cert.orange.com Third Party Advisory
- https://github.com/orangecertcc/security-research/security/advisories/GHSA-r32j-xgg3-w2rw Exploit, Third Party Advisory
- https://opnsense.org/opnsense-21-7-4-released/ Release Notes, Vendor Advisory