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Ubuntu: (Multiple Advisories) (CVE-2020-26965): Thunderbird vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2020-26965): Thunderbird vulnerabilities

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:P/I:N/A:N)
Published
11/18/2020
Created
11/21/2020
Added
11/19/2020
Modified
12/16/2020

Description

Details for this vulnerability have not been published by NIST at this point. Descriptions from software vendor advisories for this issue are provided below.

From USN-4647-1:

Multiple security issues were discovered in Thunderbird. If a user were tricked in to opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information across origins, bypass security restrictions, conduct phishing attacks, conduct cross-site scripting (XSS) attacks, bypass Content Security Policy (CSP) restrictions, conduct DNS rebinding attacks, or execute arbitrary code.

Solution(s)

  • ubuntu-upgrade-firefox
  • ubuntu-upgrade-thunderbird

References

  • USN-4599-1
  • USN-4599-2
  • USN-4625-1
  • USN-4637-1
  • USN-4637-2
  • USN-4647-1
  • CVE-2020-26965
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