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Ubuntu: (Multiple Advisories) (CVE-2020-11936): Apport vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2020-11936): Apport vulnerabilities

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
08/04/2020
Created
08/07/2020
Added
08/05/2020
Modified
09/03/2020

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-4449-2:

USN-4449-1 fixed several vulnerabilities in Apport. This update provides the corresponding update for Ubuntu 14.04 ESM.

Original advisory details:

Ryota Shiga working with Trend Micro´s Zero Day Initiative, discovered that Apport incorrectly dropped privileges when making certain D-Bus calls. A local attacker could use this issue to read arbitrary files. (CVE-2020-11936)

Seong-Joong Kim discovered that Apport incorrectly parsed configuration files. A local attacker could use this issue to cause Apport to crash, resulting in a denial of service. (CVE-2020-15701)

Ryota Shiga working with Trend Micro´s Zero Day Initiative, discovered that Apport incorrectly implemented certain checks. A local attacker could use this issue to escalate privileges and run arbitrary code. (CVE-2020-15702)

Solution(s)

  • ubuntu-upgrade-apport
  • ubuntu-upgrade-python-apport
  • ubuntu-upgrade-python3-apport

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