[SECURITY] Fedora 44 Update: nss-3.121.0-1.fc44

Network Security Services NSS is a set of libraries designed to support cross-platform development of security-enabled client and server applications. Applications built with NSS can support SSL v2 and v3, TLS, PKCS 5, PKCS 7, PKCS 11, PKCS 12, S/MIME, X.509 v3 certificates, and other security...

Over Dozen Popular Email Clients Found Vulnerable to Signature Spoofing Attacks

A team of security researchers has discovered several vulnerabilities in various implementations of OpenPGP and S/MIME email signature verification that could allow attackers to spoof signatures on over a dozen of popular email clients. The affected email clients include Thunderbird, Microsoft...

CVE-2017-12353

A vulnerability in the Multipurpose Internet Mail Extensions MIME scanner of Cisco AsyncOS Software for Cisco Email Security Appliances ESA could allow an unauthenticated, remote attacker to bypass configured user filters on the device. The vulnerability is due to improper error handling of a...

Input validation

A vulnerability in the Multipurpose Internet Mail Extensions MIME scanner of Cisco AsyncOS Software for Cisco Email Security Appliances ESA could allow an unauthenticated, remote attacker to bypass configured user filters on the device. The vulnerability is due to improper error handling of a...

CVE-2017-3827

A vulnerability in the Multipurpose Internet Mail Extensions MIME scanner of Cisco AsyncOS Software for Cisco Email Security Appliances ESA and Web Security Appliances WSA could allow an unauthenticated, remote attacker to bypass configured user filters on the device. Affected Products: This...

Cisco Email Security Appliance Malformed MIME Header Filtering Bypass Vulnerability

A vulnerability in the Multipurpose Internet Mail Extensions MIME scanner of Cisco AsyncOS Software for Cisco Email Security Appliances ESA could allow an unauthenticated, remote attacker to bypass configured user filters on the device. The vulnerability is due to improper error handling of a...

Secure Mail strips attachments from digitally signed emails

Attachments are not being shown on digitally signed emails in Secure Mail. Information Secure Mail supports Secure/Multipurpose Internet Mail Extensions S/MIME, enabling users to sign and encrypt messages for greater security. Signing assures the recipient that the message was sent by the...

Mozilla Patches 29 Vulnerabilities, Prevents MIME Confusion Attacks, in Firefox 50

Mozilla addressed 29 vulnerabilities, three rated critical, when it released the latest iteration of its flagship browser, Firefox 50 and Firefox ESR 45.5, on Tuesday. Firefox developers said this week that it might take some effort, but at least two of the critical bugs could be exploited to run...

Cisco Email Security Appliance MIME Header Processing Filter Bypass Vulnerability

A vulnerability in the email filtering functionality of Cisco AsyncOS Software for Cisco Email Security Appliances could allow an unauthenticated, remote attacker to bypass Advanced Malware Protection AMP filters that are configured for an affected device. The vulnerability is due to improper err...

Cisco Email Security Appliance MIME Header Processing Filter Bypass Vulnerability

A vulnerability in the email filtering functionality of Cisco AsyncOS Software for Cisco Email Security Appliances could allow an unauthenticated, remote attacker to bypass Advanced Malware Protection AMP filters that are configured for an affected device. The vulnerability is due to improper err...

Authentication flaw

A vulnerability in the Multipurpose Internet Mail Extensions MIME scanner of Cisco AsyncOS Software for Cisco Email Security Appliances ESA and Web Security Appliances WSA could allow an unauthenticated, remote attacker to bypass configured user filters on the device. Affected Products: all...

Cisco Web Security Appliance MIME Header Bypass Vulnerability

A vulnerability in the email message and content filtering for malformed Multipurpose Internet Mail Extensions MIME headers of Cisco AsyncOS Software for Cisco Email Security Appliances ESA and Web Security Appliances WSA could allow an unauthenticated, remote attacker to bypass the filtering...