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nvd[email protected]NVD:CVE-2017-7521
HistoryJun 27, 2017 - 1:29 p.m.

CVE-2017-7521

2017-06-2713:29:00
CWE-772
CWE-400
CWE-415
[email protected]
web.nvd.nist.gov
7

CVSS2

4.3

Attack Vector

NETWORK

Attack 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

CVSS3

5.9

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

AI Score

6.5

Confidence

High

EPSS

0.012

Percentile

85.3%

JSON

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().

Affected configurations

Nvd
Node
openvpnopenvpnRange≤2.3.16
OR
openvpnopenvpnMatch2.4.0
OR
openvpnopenvpnMatch2.4.0alpha2
OR
openvpnopenvpnMatch2.4.0beta1
OR
openvpnopenvpnMatch2.4.0beta2
OR
openvpnopenvpnMatch2.4.0rc1
OR
openvpnopenvpnMatch2.4.0rc2
OR
openvpnopenvpnMatch2.4.1
OR
openvpnopenvpnMatch2.4.2
VendorProductVersionCPE
openvpnopenvpn*cpe:2.3:a:openvpn:openvpn:*:*:*:*:*:*:*:*
openvpnopenvpn2.4.0cpe:2.3:a:openvpn:openvpn:2.4.0:*:*:*:*:*:*:*
openvpnopenvpn2.4.0cpe:2.3:a:openvpn:openvpn:2.4.0:alpha2:*:*:*:*:*:*
openvpnopenvpn2.4.0cpe:2.3:a:openvpn:openvpn:2.4.0:beta1:*:*:*:*:*:*
openvpnopenvpn2.4.0cpe:2.3:a:openvpn:openvpn:2.4.0:beta2:*:*:*:*:*:*
openvpnopenvpn2.4.0cpe:2.3:a:openvpn:openvpn:2.4.0:rc1:*:*:*:*:*:*
openvpnopenvpn2.4.0cpe:2.3:a:openvpn:openvpn:2.4.0:rc2:*:*:*:*:*:*
openvpnopenvpn2.4.1cpe:2.3:a:openvpn:openvpn:2.4.1:*:*:*:*:*:*:*
openvpnopenvpn2.4.2cpe:2.3:a:openvpn:openvpn:2.4.2:*:*:*:*:*:*:*

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CVSS2

4.3

Attack Vector

NETWORK

Attack 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

CVSS3

5.9

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

AI Score

6.5

Confidence

High

EPSS

0.012

Percentile

85.3%

JSON
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