Chinese government hackers have successfully exploited flaws that have been around for years in the systems of U.S. network providers, redirecting traffic to their own infrastructure, federal agencies warn, urging organizations to regularly patch the kinds of products that are affected. The threat actors have targeted public and private-sector organizations across the globe, according to an alert the Cybersecurity and Infrastructure Security Agency issued Tuesday along with the NSA and FBI. “The advisory details the targeting and compromise of major telecommunications companies and network service providers and the top vulnerabilities—primarily Common Vulnerabilities and Exposures (CVEs)—associated with network devices routinely exploited...