Debian Security Bug TrackerDEBIANCVE:CVE-2017-7521CVE-2017-7521
5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
0.012 Low
EPSS
Percentile
85.0%
OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service due to memory exhaustion caused by memory leaks and double-free issue in extract_x509_extension().
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Debian | 12 | all | openvpn | < 2.4.3-1 | openvpn_2.4.3-1_all.deb |
| Debian | 11 | all | openvpn | < 2.4.3-1 | openvpn_2.4.3-1_all.deb |
| Debian | 10 | all | openvpn | < 2.4.3-1 | openvpn_2.4.3-1_all.deb |
| Debian | 999 | all | openvpn | < 2.4.3-1 | openvpn_2.4.3-1_all.deb |
| Debian | 13 | all | openvpn | < 2.4.3-1 | openvpn_2.4.3-1_all.deb |
Related
5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
0.012 Low
EPSS
Percentile
85.0%