Logjam

GPTKB entity

Statements (24)
Predicate Object
gptkbp:instanceOf cryptographic vulnerability
gptkbp:affects gptkb:TLS_protocol
gptkbp:allows man-in-the-middle attack
gptkbp:announced May 2015
gptkbp:discoveredBy researchers from University of Michigan and others
gptkbp:enables decryption of encrypted traffic
downgrade attacks
gptkbp:exploits weak Diffie-Hellman parameters
https://www.w3.org/2000/01/rdf-schema#label Logjam
gptkbp:impact gptkb:VPNs
HTTPS
SSH
web browsers
mail servers
gptkbp:mitigatedBy disabling export-grade cipher suites
updating server and client software
using strong, unique Diffie-Hellman groups
gptkbp:relatedTo gptkb:Diffie-Hellman_key_exchange
FREAK attack
gptkbp:target gptkb:Diffie-Hellman_key_exchange
gptkbp:vulnerableTo CVE-2015-4000
gptkbp:website https://weakdh.org/
gptkbp:bfsParent gptkb:Transport_Layer_Security
gptkbp:bfsLayer 6