OpenVPN Multiple Security Vulnerabilities
BID:99230
Info
OpenVPN Multiple Security Vulnerabilities
| Bugtraq ID: | 99230 |
| Class: | Input Validation Error |
| CVE: |
CVE-2017-7508 CVE-2017-7520 CVE-2017-7521 CVE-2017-7522 |
| Remote: | Yes |
| Local: | No |
| Published: | Jun 22 2017 12:00AM |
| Updated: | Jul 04 2017 08:05AM |
| Credit: | Guido Vranken |
| Vulnerable: |
SuSE Suse Linux Enterprise Server 11-SECURITY ProZIlla ProZilla Download Accelarator 1.3.2 ProZIlla ProZilla Download Accelarator 1.2.1 OpenVPN OpenVPN 2.3.15 OpenVPN OpenVPN 2.3.14 OpenVPN OpenVPN 2.3.13 OpenVPN OpenVPN 2.3.12 OpenVPN OpenVPN 2.3.6 OpenVPN OpenVPN 2.3.5 OpenVPN OpenVPN 2.3.3 OpenVPN OpenVPN 2.3.1 OpenVPN OpenVPN 2.3 OpenVPN OpenVPN 1.4.3 OpenVPN OpenVPN 1.4.2 OpenVPN OpenVPN 1.4.1 OpenVPN OpenVPN 2.3.4 OpenVPN OpenVPN 2.2.3 OpenVPN OpenVPN 2.2.29 OpenVPN OpenVPN 2.2.2 OpenVPN OpenVPN 2.2.1 OpenVPN OpenVPN 2.2.0 OpenVPN OpenVPN 2.0 OpenVPN OpenVPN 1.6.0 OpenVPN OpenVPN 1.5.0 OpenVPN OpenVPN 1.4.0 OpenVPN OpenVPN 1.3.1 OpenVPN OpenVPN 1.3.0 OpenVPN OpenVPN 1.2.0 Debian Linux 6.0 sparc Debian Linux 6.0 s/390 Debian Linux 6.0 powerpc Debian Linux 6.0 mips Debian Linux 6.0 ia-64 Debian Linux 6.0 ia-32 Debian Linux 6.0 arm Debian Linux 6.0 amd64 |
| Not Vulnerable: |
OpenVPN OpenVPN 2.4.3 OpenVPN OpenVPN 2.3.17 |
Discussion
OpenVPN Multiple Security Vulnerabilities
OpenVPN is prone to the following multiple security vulnerabilities:
1. Multiple denial-of-service vulnerabilities
2. An information-disclosure vulnerability
3. Multiple remote-code execution vulnerabilities
Attackers can exploit these issues to execute arbitrary code, obtain sensitive information, or cause a denial-of-service condition and perform unauthorized actions. This may aid in further attacks.
The issues are fixed in the following :
OpenVPN 2.4.3
OpenVPN 2.3.17
OpenVPN is prone to the following multiple security vulnerabilities:
1. Multiple denial-of-service vulnerabilities
2. An information-disclosure vulnerability
3. Multiple remote-code execution vulnerabilities
Attackers can exploit these issues to execute arbitrary code, obtain sensitive information, or cause a denial-of-service condition and perform unauthorized actions. This may aid in further attacks.
The issues are fixed in the following :
OpenVPN 2.4.3
OpenVPN 2.3.17
Exploit / POC
OpenVPN Multiple Security Vulnerabilities
Currently, we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].
Currently, we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].
Solution / Fix
OpenVPN Multiple Security Vulnerabilities
Solution:
Updates are available. Please see the references or vendor advisory for more information.
Solution:
Updates are available. Please see the references or vendor advisory for more information.
References
OpenVPN Multiple Security Vulnerabilities
References:
References:
- 4 remote vulnerabilities in OpenVPN (Seclists.org)
- Fix potential double-free in --x509-alt-username (CVE-2017-7521) (OpenVPN)
- Fix remote-triggerable memory leaks (CVE-2017-7521) (OpenVPN)
- Fix remotely-triggerable ASSERT() on malformed IPv6 packet. (OpenVPN)
- mbedtls: fix --x509-track post-authentication remote DoS (CVE-2017-7522) (OpenVPN)
- Prevent two kinds of stack buffer OOB reads and a crash for invalid i�?� (OpenVPN)
- OpenVPN Community Wiki and Tracker (openvpn)
- OpenVPN Homepage (OpenVPN)
- The OpenVPN post-audit bug bonanza (guidovranken)