The vulnerability of the S/MIME protocol implementation in the Thunderbird email client allows a perpetrator to circumvent existing security restrictions and gain unauthorized access to protected information.

The vulnerability of the S/MIME protocol implementation in Thunderbird’s email client is related to resource release errors. Exploiting this vulnerability allows a malicious actor to bypass existing security restrictions and gain unauthorized access to protected information...

CVE-2003-0564

Multiple vulnerabilities in multiple vendor implementations of the Secure/Multipurpose Internet Mail Extensions S/MIME protocol allow remote attackers to cause a denial of service and possibly execute arbitrary code via an S/MIME email message containing certain unexpected ASN.1 constructs, as...