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Axtls ProjectAxtls

3 matches found

CVE
CVE•added 2018/11/07 8:29 p.m.•44 views

CVE-2018-16253

In sig_verify() in x509.c in axTLS version 2.1.3 and before, the PKCS#1 v1.5 signature verification does not properly verify the ASN.1 metadata. Consequently, a remote attacker can forge signatures when small public exponents are being used, which could lead to impersonation through fake X.509 cert...

5.9CVSS5.7AI score0.42007EPSS
CVE
CVE•added 2018/11/07 8:29 p.m.•43 views

CVE-2018-16150

In sig_verify() in x509.c in axTLS version 2.1.3 and before, the PKCS#1 v1.5 signature verification does not reject excess data after the hash value. Consequently, a remote attacker can forge signatures when small public exponents are being used, which could lead to impersonation through fake X.509...

5.9CVSS5.4AI score0.04507EPSS
CVE
CVE•added 2018/11/07 8:29 p.m.•35 views

CVE-2018-16149

In sig_verify() in x509.c in axTLS version 2.1.3 and before, the PKCS#1 v1.5 signature verification blindly trusts the declared lengths in the ASN.1 structure. Consequently, when small public exponents are being used, a remote attacker can generate purposefully crafted signatures (and put them on X...

5.9CVSS5.6AI score0.00648EPSS