Executive Summary
Summary | |
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Title | Ruby vulnerabilities |
Informations | |||
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Name | USN-4201-1 | First vendor Publication | 2019-11-26 |
Vendor | Ubuntu | Last vendor Modification | 2019-11-26 |
Severity (Vendor) | N/A | Revision | N/A |
Security-Database Scoring CVSS v3
Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N | |||
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Overall CVSS Score | 6.5 | ||
Base Score | 6.5 | Environmental Score | 6.5 |
impact SubScore | 2.5 | Temporal Score | 6.5 |
Exploitabality Sub Score | 3.9 | ||
Attack Vector | Network | Attack Complexity | Low |
Privileges Required | None | User Interaction | None |
Scope | Unchanged | Confidentiality Impact | Low |
Integrity Impact | Low | Availability Impact | None |
Calculate full CVSS 3.0 Vectors scores |
Security-Database Scoring CVSS v2
Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:N) | |||
---|---|---|---|
Cvss Base Score | 6.4 | Attack Range | Network |
Cvss Impact Score | 4.9 | Attack Complexity | Low |
Cvss Expoit Score | 10 | 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 Ruby. Software Description: - ruby2.5: Interpreter of object-oriented scripting language Ruby - ruby2.3: Object-oriented scripting language Details: It was discovered that Ruby incorrectly handled certain files. An attacker could possibly use this issue to pass path matching what can lead to an unauthorized access. (CVE-2019-15845) It was discovered that Ruby incorrectly handled certain regular expressions. An attacker could use this issue to cause a denial of service. (CVE-2019-16201) It was discovered that Ruby incorrectly handled certain HTTP headers. An attacker could possibly use this issue to execute arbitrary code. (CVE-2019-16254) It was discovered that Ruby incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code. (CVE-2019-16255) 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-4201-1 |
CWE : Common Weakness Enumeration
% | Id | Name |
---|---|---|
33 % | CWE-287 | Improper Authentication |
33 % | CWE-94 | Failure to Control Generation of Code ('Code Injection') |
33 % | CWE-74 | Failure to Sanitize Data into a Different Plane ('Injection') |
CPE : Common Platform Enumeration
Alert History
Date | Informations |
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2020-05-23 13:03:46 |
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2019-11-26 21:19:20 |
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