CVE-2017-7521
Published Jun 27, 2017
Last updated 5 years ago
Overview
- Description
- 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().
- Source
- secalert@redhat.com
- NVD status
- Modified
Risk scores
CVSS 3.0
- Type
- Primary
- Base score
- 5.9
- Impact score
- 3.6
- Exploitability score
- 2.2
- Vector string
- CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- Severity
- MEDIUM
CVSS 2.0
- Type
- Primary
- Base score
- 4.3
- Impact score
- 2.9
- Exploitability score
- 8.6
- Vector string
- AV:N/AC:M/Au:N/C:N/I:N/A:P
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:openvpn:openvpn:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "216840B9-FCDB-4921-BE12-2A1FA42F8FDE",
"versionEndIncluding": "2.3.16"
},
{
"criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "84F5C67A-34A4-4C7E-BCA9-AF3E5FC70AF6"
},
{
"criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:alpha2:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A857CA88-60B0-4D34-87B6-770B67981501"
},
{
"criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:beta1:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B42297EE-B347-4BD8-A657-BDF0AA010C06"
},
{
"criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:beta2:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7C7A56E8-09C8-4DB2-9244-9E5E2BEC1821"
},
{
"criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:rc1:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "41ACD637-EF6B-40E4-BDE6-0EE7D6AEBAD4"
},
{
"criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:rc2:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "1A4150AD-3F46-487D-BCF8-79D0AE2A092D"
},
{
"criteria": "cpe:2.3:a:openvpn:openvpn:2.4.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E7F7663E-3EB5-44F4-B7DE-294A549A12BE"
},
{
"criteria": "cpe:2.3:a:openvpn:openvpn:2.4.2:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "81434C3E-F992-4F29-9092-6823989B6909"
}
],
"operator": "OR"
}
]
}
]