CVE-2017-3733

Summary

During a renegotiation handshake if the Encrypt-Then-Mac extension is negotiated where it was not in the original handshake (or vice-versa) then this can cause OpenSSL 1.1.0 before 1.1.0e to crash (dependent on ciphersuite). Both clients and servers are affected.

Affected Software

VendorProductVersion RangeStatus
OpenSSLOpenSSLopenssl-1.1.0affected
OpenSSLOpenSSLopenssl-1.1.0aaffected
OpenSSLOpenSSLopenssl-1.1.0baffected
OpenSSLOpenSSLopenssl-1.1.0caffected
OpenSSLOpenSSLopenssl-1.1.0daffected

Weaknesses

  • protocol error

ADP Enrichment

CVE Program Container

Additional References

References