vulnerability
Red Hat JBoss EAP: CVE-2021-28170: Improper Input Validation
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:P/A:N) | Apr 1, 2021 | Sep 19, 2024 | Jul 2, 2025 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:P/A:N)
Published
Apr 1, 2021
Added
Sep 19, 2024
Modified
Jul 2, 2025
Description
In the Jakarta Expression Language implementation 3.0.3 and earlier, a bug in the ELParserTokenManager enables invalid EL expressions to be evaluated as if they were valid.
Solution
red-hat-jboss-eap-upgrade-latest
References
- CWE-20
- CWE-917
- CVE-2021-28170
- https://attackerkb.com/topics/CVE-2021-28170
- URL-https://access.redhat.com/security/cve/CVE-2021-28170
- URL-https://bugzilla.redhat.com/show_bug.cgi?id=1965497
- URL-https://securitylab.github.com/advisories/GHSL-2020-021-jakarta-el/
- URL-https://access.redhat.com/errata/RHSA-2021:3466
- URL-https://access.redhat.com/errata/RHSA-2021:3467
- URL-https://access.redhat.com/errata/RHSA-2021:3468
- URL-https://access.redhat.com/errata/RHSA-2021:3471
- URL-https://access.redhat.com/errata/RHSA-2021:3656
- URL-https://access.redhat.com/errata/RHSA-2021:3658
- URL-https://access.redhat.com/errata/RHSA-2021:3660
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