psirt

June 20, 2017

SECURITY

CVRF Version 1.2 Now Available for Public Comment

A few months ago, I wrote about the new OASIS Common Security Advisory Framework (CSAF) Technical Committee (TC). The purpose of the CSAF Technical Committee is to standardize the practices for structured machine-readable security vulnerability-related advisories. And then we will further refine tho…

March 22, 2017

SECURITY

March 2017 Cisco IOS & IOS XE Software Bundled Publication

Today, we released the first Cisco IOS & IOS XE Software Security Advisory Bundled Publication of 2017. (As a reminder, Cisco discloses vulnerabilities in Cisco IOS and IOS XE Software on a predictable schedule—the fourth Wednesday of March and September in each calendar year).  Today’s edition…

March 7, 2017

SECURITY

The Wikileaks Vault 7 Leak – What We Know So Far

UPDATE: March 17, 2017 Based on the “Vault 7” public disclosure, Cisco launched an investigation into the products that could potentially be impacted by these and similar exploits and vulnerabilities. As part of the internal investigation of our own products and the publicly available information, C…

February 27, 2017

SECURITY

Cisco PSIRT – Mitigating and Detecting Potential Abuse of Cisco Smart Install Feature

Cisco PSIRT has become aware of attackers potentially abusing the Smart Install (SMI) feature in Cisco IOS and IOS XE Software. While this is not considered a vulnerability, PSIRT published a Cisco Security Response on February 14, 2017 to inform customers about possible abuse of the Smart Install f…

January 24, 2017

SECURITY

Keeping Up with Security Vulnerability Disclosures with the Cisco PSIRT openVuln API

The Cisco PSIRT openVuln API is a RESTful API that allows customers to obtain Cisco security vulnerability information in different machine-consumable formats. It supports industrywide security standards such as the Common Vulnerability Reporting Framework (CVRF), Open Vulnerability and Assessment L…

January 20, 2017

SECURITY

Guidelines and Practices for Multi-Party Vulnerability Coordination Open to Review

Recent cyber attacks on organizations around the world have demonstrated the need for consistency in managing security vulnerabilities. To answer that demand, the Industry Consortium for the Advancement of Security on the Internet (ICASI) and the Forum of Incident Response and Security Teams (FIRST)…

January 19, 2017

SECURITY

Scoring Cisco Security Vulnerabilities with CVSSv3

The Cisco Product Security Incident Response Team (PSIRT) is now scoring all security advisories addressing security vulnerabilities that affect Cisco products and multivendor vulnerability alerts using the Common Vulnerability Scoring System version 3 (CVSSv3). The stakeholders at the Forum of Inci…

October 31, 2016

SECURITY

The Evolution of Scoring Security Vulnerabilities: The Sequel

Back in April, I wrote a blog post about the new version of the Common Vulnerability Scoring System (CVSS). The changes made for CVSSv3 addressed some of the challenges that existed in CVSSv2. For example, CVSSv3 analyzes the scope of a vulnerability and identifies the privileges an attacker needs t…

October 18, 2016

SECURITY

Evolving Security Disclosures : The New OASIS Common Security Advisory Framework (CSAF) Technical Committee

During the last few years we have witnessed how the cyber security threat landscape has evolved. The emergence of the Internet of Things combined with recent events have profoundly changed how we protect our systems and people, and drive us to think about new approaches for vendors to disclose secur…