The US-CERT Current Activity web page is a regularly updated summary of the most frequent, high-impact types of security incidents currently being reported to the US-CERT.

Exim Releases Security Update

Exim has released a security update to address a vulnerability affecting Exim versions 4.92 to 4.92.2. A remote attacker could exploit this vulnerability to take control of an affected email server.

The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and administrators to review the Exim CVE-2019-16928 page and upgrade to Exim 4.92.3.

Prepare for National Cybersecurity Awareness Month

October is National Cybersecurity Awareness Month (NCSAM), which is a collaborative effort between the Cybersecurity and Infrastructure Security Agency (CISA) and its public and private partners—including the National Cyber Security Alliance (NCSA)—to ensure every American has the resources they need to stay safe and secure online while increasing the resilience of the Nation against cyber threats. This year’s theme, “Own IT. Secure IT.

MS-ISAC Releases Advisory on PHP Vulnerability

The Multi-State Information Sharing & Analysis Center (MS-ISAC) has released an advisory on a vulnerability in Hypertext Preprocessor (PHP). An attacker could exploit this vulnerability to take control of an affected system.

Apple Releases Security Updates

Apple has released security updates to address vulnerabilities in multiple products. A remote attacker could exploit one of these vulnerabilities to take control of an affected system.

The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and administrators to review the Apple security pages for the following products and apply the necessary updates:

Cisco Releases Security Advisories

Cisco has released security updates to address vulnerabilities affecting multiple Cisco products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system.

The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and administrators to review the Cisco Security Advisories page and apply the necessary updates.

Apple Releases Security Updates

Apple has released security updates to address vulnerabilities in multiple products. An attacker could exploit one of these vulnerabilities to obtain access to sensitive information.

The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and administrators to review Apple’s security updates page and apply the necessary updates for the following products:

  • iOS 13.1 and iPadOS 13.1
  • Safari 13.0.1
  • tvOS 13

This product is provided subject to this Notification and this Privacy & Use policy.

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