Executive Summary
Summary | |
---|---|
Title | Apport vulnerabilities |
Informations | |||
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Name | USN-4171-1 | First vendor Publication | 2019-10-30 |
Vendor | Ubuntu | Last vendor Modification | 2019-10-30 |
Severity (Vendor) | N/A | Revision | N/A |
Security-Database Scoring CVSS v3
Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | |||
---|---|---|---|
Overall CVSS Score | 7.8 | ||
Base Score | 7.8 | Environmental Score | 7.8 |
impact SubScore | 5.9 | Temporal Score | 7.8 |
Exploitabality Sub Score | 1.8 | ||
Attack Vector | Local | Attack Complexity | Low |
Privileges Required | Low | User Interaction | None |
Scope | Unchanged | Confidentiality Impact | High |
Integrity Impact | High | Availability Impact | High |
Calculate full CVSS 3.0 Vectors scores |
Security-Database Scoring CVSS v2
Cvss vector : (AV:L/AC:L/Au:N/C:C/I:P/A:P) | |||
---|---|---|---|
Cvss Base Score | 6.1 | Attack Range | Local |
Cvss Impact Score | 8.5 | Attack Complexity | Low |
Cvss Expoit Score | 3.9 | Authentication | None Required |
Calculate full CVSS 2.0 Vectors scores |
Detail
A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 19.10 - Ubuntu 19.04 - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS Summary: Several security issues were fixed in Apport. Software Description: - apport: automatically generate crash reports for debugging Details: Kevin Backhouse discovered Apport would read its user-controlled settings file as the root user. This could be used by a local attacker to possibly crash Apport or have other unspecified consequences. (CVE-2019-11481) Sander Bos discovered a race-condition in Apport during core dump creation. This could be used by a local attacker to generate a crash report for a privileged process that is readable by an unprivileged user. (CVE-2019-11482) Sander Bos discovered Apport mishandled crash dumps originating from containers. This could be used by a local attacker to generate a crash report for a privileged process that is readable by an unprivileged user. (CVE-2019-11483) Sander Bos discovered Apport mishandled lock-file creation. This could be used by a local attacker to cause a denial of service against Apport. (CVE-2019-11485) Kevin Backhouse discovered Apport read various process-specific files with elevated privileges during crash dump generation. This could could be used by a local attacker to generate a crash report for a privileged process that is readable by an unprivileged user. (CVE-2019-15790) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 19.10: Ubuntu 19.04: Ubuntu 18.04 LTS: Ubuntu 16.04 LTS: In general, a standard system update will make all the necessary changes. References: Package Information: |
Original Source
Url : http://www.ubuntu.com/usn/USN-4171-1 |
CWE : Common Weakness Enumeration
% | Id | Name |
---|---|---|
33 % | CWE-367 | Time-of-check Time-of-use (TOCTOU) Race Condition |
33 % | CWE-269 | Improper Privilege Management |
33 % | CWE-59 | Improper Link Resolution Before File Access ('Link Following') |
CPE : Common Platform Enumeration
Type | Description | Count |
---|---|---|
Application | 1 | |
Os | 5 |
Alert History
Date | Informations |
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2020-05-23 13:03:46 |
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2019-10-30 09:19:35 |
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