CVE-2018-16151 | Exponent strongSwan up to up to 4.x/5.6. IKEv2 Authentication gmp_rsa_public_key.c verify_emsa_pkcs1_signature RSA Signature signature verification (USN-3771-1 / Nessus ID 117715)
A vulnerability identified as critical has been detected in Exponent strongSwan up to up to 4.x/5.6.. The impacted element is the function verify_emsa_pkcs1_signature of the file gmp_rsa_public_key.c of the component IKEv2 Authentication. This manipulation as part of RSA Signature causes improper verification of cryptographic signature.
This vulnerability appears as CVE-2018-16151. The attack may be initiated remotely. There is no available exploit.
You should upgrade the affected component.