The remote NewStart CGSL host, running version MAIN 6.02, has webkit2gtk3 packages installed that are affected by multiple vulnerabilities:

  - A use-after-free issue was found in the AudioSourceProviderGStreamer class of WebKitGTK and WPE WebKit in     versions prior to 2.30.5. Processing maliciously crafted web content may lead to arbitrary code execution.
    The highest threat from this vulnerability is to data confidentiality and integrity as well as system     availability. (CVE-2020-13558)

  - A use-after-free issue was found in WebKitGTK and WPE WebKit in versions prior to 2.30.6. Processing     maliciously crafted web content may lead to arbitrary code execution. The highest threat from this     vulnerability is to data confidentiality and integrity as well as system availability. (CVE-2020-27918)

  - A flaw was found in WebKitGTK and WPE WebKit in versions prior to 2.30.6. A user may be unable to fully     delete the browsing history under some circumstances. The highest threat from this vulnerability is to     data confidentiality. (CVE-2020-29623)

  - A flaw was found in WebKitGTK and WPE WebKit in versions prior to 2.30.6. Maliciously crafted web content     may violate the iframe sandboxing policy. The highest threat from this vulnerability is to data integrity.
    (CVE-2021-1765, CVE-2021-1801)

  - A use-after-free issue was found in WebKitGTK and WPE WebKit in versions prior to 2.32.0. Processing     maliciously crafted web content may lead to arbitrary code execution. The highest threat from this     vulnerability is to data confidentiality and integrity as well as system availability. (CVE-2021-1788)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

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