Executive Summary
Summary | |
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Title | OpenVPN vulnerabilities |
Informations | |||
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Name | USN-3339-1 | First vendor Publication | 2017-06-22 |
Vendor | Ubuntu | Last vendor Modification | 2017-06-22 |
Severity (Vendor) | N/A | Revision | N/A |
Security-Database Scoring CVSS v3
Cvss vector : N/A | |||
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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:P/I:P/A:P) | |||
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Cvss Base Score | 7.5 | Attack Range | Network |
Cvss Impact Score | 6.4 | 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 17.04 - Ubuntu 16.10 - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS Summary: Several security issues were fixed in OpenVPN. Software Description: - openvpn: virtual private network software Details: Karthikeyan Bhargavan and Gaëtan Leurent discovered that 64-bit block ciphers are vulnerable to a birthday attack. A remote attacker could possibly use this issue to recover cleartext data. Fixing this issue requires a configuration change to switch to a different cipher. This update adds a warning to the log file when a 64-bit block cipher is in use. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 16.10. (CVE-2016-6329) It was discovered that OpenVPN incorrectly handled rollover of packet ids. An authenticated remote attacker could use this issue to cause OpenVPN to crash, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 16.10. (CVE-2017-7479) Guido Vranken discovered that OpenVPN incorrectly handled certain malformed IPv6 packets. A remote attacker could use this issue to cause OpenVPN to crash, resulting in a denial of service. (CVE-2017-7508) Guido Vranken discovered that OpenVPN incorrectly handled memory. A remote attacker could use this issue to cause OpenVPN to crash, resulting in a denial of service. (CVE-2017-7512) Guido Vranken discovered that OpenVPN incorrectly handled an HTTP proxy with NTLM authentication. A remote attacker could use this issue to cause OpenVPN clients to crash, resulting in a denial of service, or possibly expose sensitive memory contents. (CVE-2017-7520) Guido Vranken discovered that OpenVPN incorrectly handled certain x509 extensions. A remote attacker could use this issue to cause OpenVPN to crash, resulting in a denial of service. (CVE-2017-7521) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 17.04: Ubuntu 16.10: Ubuntu 16.04 LTS: Ubuntu 14.04 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-3339-1 |
CWE : Common Weakness Enumeration
% | Id | Name |
---|---|---|
29 % | CWE-617 | Reachable Assertion |
14 % | CWE-772 | Missing Release of Resource after Effective Lifetime |
14 % | CWE-415 | Double Free |
14 % | CWE-310 | Cryptographic Issues |
14 % | CWE-200 | Information Exposure |
14 % | CWE-125 | Out-of-bounds Read |
CPE : Common Platform Enumeration
Nessus® Vulnerability Scanner
Date | Description |
---|---|
2017-10-25 | Name : The remote SUSE host is missing one or more security updates. File : suse_SU-2017-2838-1.nasl - Type : ACT_GATHER_INFO |
2017-07-17 | Name : The remote Fedora host is missing a security update. File : fedora_2017-f8a114cd09.nasl - Type : ACT_GATHER_INFO |
2017-07-17 | Name : The remote Fedora host is missing a security update. File : fedora_2017-89d98779ec.nasl - Type : ACT_GATHER_INFO |
2017-07-06 | Name : The remote Debian host is missing a security update. File : debian_DLA-1014.nasl - Type : ACT_GATHER_INFO |
2017-07-03 | Name : The remote Fedora host is missing a security update. File : fedora_2017-5596f2f94d.nasl - Type : ACT_GATHER_INFO |
2017-06-30 | Name : The remote openSUSE host is missing a security update. File : openSUSE-2017-730.nasl - Type : ACT_GATHER_INFO |
2017-06-30 | Name : The remote openSUSE host is missing a security update. File : openSUSE-2017-717.nasl - Type : ACT_GATHER_INFO |
2017-06-28 | Name : The remote Debian host is missing a security-related update. File : debian_DSA-3900.nasl - Type : ACT_GATHER_INFO |
2017-06-28 | Name : The remote Amazon Linux AMI host is missing a security update. File : ala_ALAS-2017-852.nasl - Type : ACT_GATHER_INFO |
2017-06-26 | Name : The remote Fedora host is missing a security update. File : fedora_2017-0639fb1490.nasl - Type : ACT_GATHER_INFO |
2017-06-23 | Name : The remote Ubuntu host is missing a security-related patch. File : ubuntu_USN-3339-1.nasl - Type : ACT_GATHER_INFO |
2017-06-23 | Name : The remote Debian host is missing a security update. File : debian_DLA-999.nasl - Type : ACT_GATHER_INFO |
2017-06-22 | Name : The remote SUSE host is missing one or more security updates. File : suse_SU-2017-1635-1.nasl - Type : ACT_GATHER_INFO |
2017-06-22 | Name : The remote SUSE host is missing one or more security updates. File : suse_SU-2017-1642-1.nasl - Type : ACT_GATHER_INFO |
2017-06-22 | Name : The remote FreeBSD host is missing one or more security-related updates. File : freebsd_pkg_9f65d38256a411e783e3080027ef73ec.nasl - Type : ACT_GATHER_INFO |
2017-06-22 | Name : The remote Slackware host is missing a security update. File : Slackware_SSA_2017-172-01.nasl - Type : ACT_GATHER_INFO |
2017-06-21 | Name : The remote SUSE host is missing one or more security updates. File : suse_SU-2017-1622-1.nasl - Type : ACT_GATHER_INFO |
2017-05-24 | Name : The remote Fedora host is missing a security update. File : fedora_2017-f426acf49d.nasl - Type : ACT_GATHER_INFO |
2017-05-17 | Name : The remote Debian host is missing a security update. File : debian_DLA-944.nasl - Type : ACT_GATHER_INFO |
2017-05-16 | Name : The remote Fedora host is missing a security update. File : fedora_2017-0d0f18140a.nasl - Type : ACT_GATHER_INFO |
2017-05-12 | Name : The remote Ubuntu host is missing a security-related patch. File : ubuntu_USN-3284-1.nasl - Type : ACT_GATHER_INFO |
2017-05-12 | Name : The remote FreeBSD host is missing one or more security-related updates. File : freebsd_pkg_04cc7bd2368611e7aa64080027ef73ec.nasl - Type : ACT_GATHER_INFO |
2016-11-15 | Name : The remote Fedora host is missing a security update. File : fedora_2016-81d6e6a9ac.nasl - Type : ACT_GATHER_INFO |
2016-11-02 | Name : The remote Gentoo host is missing one or more security-related patches. File : gentoo_GLSA-201611-02.nasl - Type : ACT_GATHER_INFO |
2016-11-01 | Name : The remote service supports the use of 64-bit block ciphers. File : ssl_64bitblock_supported_ciphers.nasl - Type : ACT_GATHER_INFO |
2016-09-28 | Name : The remote Amazon Linux AMI host is missing a security update. File : ala_ALAS-2016-750.nasl - Type : ACT_GATHER_INFO |
2016-09-02 | Name : The remote Fedora host is missing a security update. File : fedora_2016-dc2cb4ad6b.nasl - Type : ACT_GATHER_INFO |
2016-08-29 | Name : The remote Fedora host is missing a security update. File : fedora_2016-7810e24465.nasl - Type : ACT_GATHER_INFO |
Alert History
Date | Informations |
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2019-01-08 00:18:56 |
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