CVE-2024-21484

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.

Affected Software

VendorProductVersion RangeStatus
n/ajsrsasign0 < 11.0.0affected
n/aorg.webjars.npm:jsrsasign0 < *affected
n/aorg.webjars.bowergithub.kjur:jsrsasign0 < *affected
n/aorg.webjars.bower:jsrsasign0 < *affected

Weaknesses

  • CWE-203: Observable Discrepancy

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References