Executive Summary
Summary | |
---|---|
Title | LibVNCServer vulnerabilities |
Informations | |||
---|---|---|---|
Name | USN-3877-1 | First vendor Publication | 2019-01-31 |
Vendor | Ubuntu | Last vendor Modification | 2019-01-31 |
Severity (Vendor) | N/A | Revision | N/A |
Security-Database Scoring CVSS v3
Cvss vector : N/A | |||
---|---|---|---|
Overall CVSS Score | NA | ||
Base Score | NA | Environmental Score | NA |
impact SubScore | NA | Temporal Score | NA |
Exploitabality Sub Score | NA | ||
Calculate full CVSS 3.0 Vectors scores |
Security-Database Scoring CVSS v2
Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:C) | |||
---|---|---|---|
Cvss Base Score | 7.8 | Attack Range | Network |
Cvss Impact Score | 6.9 | 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 18.10 - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS Summary: Several security issues were fixed in LibVNCServer. Software Description: - libvncserver: vnc server library Details: It was discovered that LibVNCServer incorrectly handled certain operations. A remote attacker able to connect to applications using LibVNCServer could possibly use this issue to obtain sensitive information, cause a denial of service, or execute arbitrary code. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 18.10: Ubuntu 18.04 LTS: Ubuntu 16.04 LTS: Ubuntu 14.04 LTS: After a standard system update you need to restart LibVNCServer applications to make all the necessary changes. References: Package Information: |
Original Source
Url : http://www.ubuntu.com/usn/USN-3877-1 |
CWE : Common Weakness Enumeration
% | Id | Name |
---|---|---|
55 % | CWE-787 | Out-of-bounds Write (CWE/SANS Top 25) |
18 % | CWE-665 | Improper Initialization |
18 % | CWE-416 | Use After Free |
9 % | CWE-476 | NULL Pointer Dereference |
CPE : Common Platform Enumeration
Type | Description | Count |
---|---|---|
Application | 1 | |
Os | 5 | |
Os | 2 | |
Os | 1 | |
Os | 1 | |
Os | 1 | |
Os | 1 | |
Os | 1 | |
Os | 1 |
Snort® IPS/IDS
Date | Description |
---|---|
2020-01-07 | LibVNCServer file transfer extension heap buffer overflow attempt RuleID : 52397 - Revision : 1 - Type : SERVER-OTHER |
2020-01-07 | LibVNCServer file transfer extension heap buffer overflow attempt RuleID : 52396 - Revision : 1 - Type : SERVER-OTHER |
2020-01-07 | LibVNCServer file transfer extension heap buffer overflow attempt RuleID : 52395 - Revision : 1 - Type : SERVER-OTHER |
2020-01-07 | LibVNCServer file transfer extension heap buffer overflow attempt RuleID : 52394 - Revision : 1 - Type : SERVER-OTHER |
2020-01-07 | LibVNCServer file transfer extension heap buffer overflow attempt RuleID : 52393 - Revision : 1 - Type : SERVER-OTHER |
Nessus® Vulnerability Scanner
Date | Description |
---|---|
2019-01-17 | Name : The remote CentOS host is missing one or more security updates. File : centos_RHSA-2019-0059.nasl - Type : ACT_GATHER_INFO |
2018-12-27 | Name : The remote Debian host is missing a security update. File : debian_DLA-1617.nasl - Type : ACT_GATHER_INFO |
Alert History
Date | Informations |
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2019-01-31 21:19:00 |
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