CVE-2017-7521
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2017-7521
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-7521.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2017-7521
- Downstream
- Related
- Published
- 2017-06-27T13:29:00.240Z
- Modified
- 2025-11-14T05:17:10.823708Z
- Severity
-
- 5.9 (Medium) CVSS_V3 - CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
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 extractx509extension().
- References
Affected packages
Git / github.com/openvpn/openvpn
Affected ranges
- Type
- GIT
- Repo
- https://github.com/openvpn/openvpn
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedLast affectedLast affectedLast affectedLast affected
Affected versions
Other
contains
v2.*
v2.1.0
v2.1.1
v2.1.2
v2.1.3
v2.1_rc1
v2.1_rc10
v2.1_rc11
v2.1_rc12
v2.1_rc13
v2.1_rc14
v2.1_rc15
v2.1_rc16
v2.1_rc17
v2.1_rc18
v2.1_rc19
v2.1_rc2
v2.1_rc20
v2.1_rc21
v2.1_rc22
v2.1_rc3
v2.1_rc4
v2.1_rc5
v2.1_rc6
v2.1_rc7
v2.1_rc8
v2.1_rc9
v2.2-RC
v2.2-RC2
v2.2-beta4
v2.2-beta5
v2.3-alpha1
v2.3.0
v2.3.1
v2.3.10
v2.3.11
v2.3.12
v2.3.13
v2.3.14
v2.3.15
v2.3.16
v2.3.2
v2.3.3
v2.3.4
v2.3.5
v2.3.6
v2.3.7
v2.3.8
v2.3.9
v2.3_alpha2
v2.3_alpha3
v2.3_beta1
v2.3_rc1
v2.3_rc2
v2.4.0
v2.4_alpha1
v2.4_alpha2
v2.4_beta1
v2.4_beta2
v2.4_rc1
v2.4_rc2