Ubuntu 16.04 ESM : PHP vulnerabilities (USN-5300-1)

The remote Ubuntu 16.04 ESM host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5300-1 advisory. It was discovered that PHP incorrectly handled certain scripts. An attacker could possibly use this issue to cause a denial of service. CVE-2015-9253,...

CVE-2021-21707

In PHP versions 7.3.x below 7.3.33, 7.4.x below 7.4.26 and 8.0.x below 8.0.13, certain XML parsing functions, like simplexmlloadfile, URL-decode the filename passed to them. If that filename contains URL-encoded NUL character, this may cause the function to interpret this as the end of the...