CVE-2024-21484
Marvin Attack of RSA and RSAOAEP decryption in jsrsasign
7.5
HIGH
CVSS 3.1
EPSS 0.24%
Description
### Impact RSA PKCS#1.5 or RSAOAEP ciphertexts may be decrypted by this Marvin attack vulnerability. ### Patches update to jsrsasign 11.0.0. ### Workarounds Find and replace RSA and RSAOAEP decryption with other crypto library. ### References https://people.redhat.com/~hkario/marvin/ https://github.com/kjur/jsrsasign/issues/598 https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-6070732 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-21484
How to fix CVE-2024-21484
To remediate CVE-2024-21484, upgrade the affected package to a fixed version below.
- —upgrade to 11.0.0 or later
Is CVE-2024-21484 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 11.0.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:L |