Vulnerabilities > CVE-2024-21484 - Information Exposure Through Discrepancy vulnerability in Jsrsasign Project Jsrsasign
Attack vector
NETWORK Attack complexity
HIGH Privileges required
NONE Confidentiality impact
HIGH Integrity impact
NONE Availability impact
NONE Summary
Versions of the package jsrsasign before 11.0.0 are vulnerable to Observable Discrepancy via the RSA PKCS1.5 or RSAOAEP decryption process. An attacker can decrypt ciphertexts by exploiting the Marvin security flaw. Exploiting this vulnerability requires the attacker to have access to a large number of ciphertexts encrypted with the same key. Workaround The vulnerability can be mitigated by finding and replacing RSA and RSAOAEP decryption with another crypto library.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://security.snyk.io/vuln/SNYK-JS-JSRSASIGN-6070731
- https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-6070732
- https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBKJUR-6070733
- https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-6070734
- https://github.com/kjur/jsrsasign/issues/598
- https://github.com/kjur/jsrsasign/releases/tag/11.0.0
- https://people.redhat.com/~hkario/marvin/