CVE-2024-21484
First published: Fri Jan 19 2024(Updated: )
### 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
Credit: report@snyk.io report@snyk.io
| Affected Software | Affected Version | How to fix |
|---|---|---|
| npm/jsrsasign | <11.0.0 | 11.0.0 |
| Jsrsasign | <11.0.0 |
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Reference Links
- https://github.com/kjur/jsrsasign/security/advisories/GHSA-rh63-9qcf-83gf
- https://github.com/kjur/jsrsasign/issues/598
- https://github.com/kjur/jsrsasign/releases/tag/11.0.0
- https://nvd.nist.gov/vuln/detail/CVE-2024-21484
- https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-6070734
- https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBKJUR-6070733
- https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-6070732
- https://security.snyk.io/vuln/SNYK-JS-JSRSASIGN-6070731
- https://github.com/advisories/GHSA-rh63-9qcf-83gf (Advisory)
- https://people.redhat.com/~hkario/marvin/
- https://people.redhat.com/~hkario/marvin
Frequently Asked Questions
What is the severity of CVE-2024-21484?
CVE-2024-21484 is classified as a significant vulnerability due to its ability to allow RSA PKCS#1.5 or RSAOAEP ciphertexts to be decrypted through a specific attack.
How do I fix CVE-2024-21484?
To fix CVE-2024-21484, you should update to jsrsasign version 11.0.0.
What types of decryption are affected by CVE-2024-21484?
CVE-2024-21484 affects decryption using RSA PKCS#1.5 and RSAOAEP algorithms.
What are the recommended workarounds for CVE-2024-21484?
A recommended workaround for CVE-2024-21484 is to replace RSA and RSAOAEP decryption with an alternative cryptography library.
Which software package is impacted by CVE-2024-21484?
The software package impacted by CVE-2024-21484 is jsrsasign, specifically versions below 11.0.0.
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