CVE-2020-20813
- Source
- https://cve.org/CVERecord?id=CVE-2020-20813
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-20813.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2020-20813
- Downstream
- Published
- 2023-08-22T19:16:08.247Z
- Modified
- 2025-11-20T11:19:37.675574Z
- Severity
-
- 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
Control Channel in OpenVPN 2.4.7 and earlier allows remote attackers to cause a denial of service via crafted reset packet.
- 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 affected
Affected versions
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_alpha2
v2.3_alpha3
v2.3_beta1
v2.4.0
v2.4.1
v2.4.2
v2.4.3
v2.4.4
v2.4.5
v2.4.6
v2.4.7
v2.4_alpha1
v2.4_alpha2
v2.4_beta1
v2.4_beta2
v2.4_rc1
v2.4_rc2