Vulnerability Details : CVE-2017-7508
OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service when receiving malformed IPv6 packet.
Vulnerability category: Denial of service
Products affected by CVE-2017-7508
- cpe:2.3:a:openvpn:openvpn:*:*:*:*:*:*:*:*
- cpe:2.3:a:openvpn:openvpn:2.4.0:alpha2:*:*:*:*:*:*
- cpe:2.3:a:openvpn:openvpn:2.4.0:beta2:*:*:*:*:*:*
- cpe:2.3:a:openvpn:openvpn:2.4.0:rc2:*:*:*:*:*:*
- cpe:2.3:a:openvpn:openvpn:2.4.1:*:*:*:*:*:*:*
- cpe:2.3:a:openvpn:openvpn:2.4.2:*:*:*:*:*:*:*
- cpe:2.3:a:openvpn:openvpn:2.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:openvpn:openvpn:2.4.0:beta1:*:*:*:*:*:*
- cpe:2.3:a:openvpn:openvpn:2.4.0:rc1:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-7508
0.58%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 78 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-7508
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2017-7508
-
The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-7508
-
http://www.securitytracker.com/id/1038768
OpenVPN Multiple Flaws Let Remote Users Obtain Potentially Sensitive Information, Deny Service, and Execute Arbitrary Code - SecurityTracker
-
http://www.securityfocus.com/bid/99230
OpenVPN Multiple Security VulnerabilitiesThird Party Advisory;VDB Entry
-
http://www.debian.org/security/2017/dsa-3900
Debian -- Security Information -- DSA-3900-1 openvpn
-
https://community.openvpn.net/openvpn/wiki/VulnerabilitiesFixedInOpenVPN243
VulnerabilitiesFixedInOpenVPN243 – OpenVPN CommunityVendor Advisory
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