CVE-2020-12823
- Source
- https://cve.org/CVERecord?id=CVE-2020-12823
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-12823.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2020-12823
- Downstream
- Related
- Published
- 2020-05-12T18:15:13.473Z
- Modified
- 2026-04-16T04:33:07.089217344Z
- Severity
-
- 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
OpenConnect 8.09 has a buffer overflow, causing a denial of service (application crash) or possibly unspecified other impact, via crafted certificate data to getcertname in gnutls.c.
- References
-
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/25MFX4AZE7RDCUWOL4ZOE73YBOPUMQDX/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AYSXLXAPXD2T73T6JMHI5G2WP7KHAGMN/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BEVTIH5UFX35CC7MVSYBGRM3D66ACFD5/
- https://security.gentoo.org/glsa/202006-15
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00039.html
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00056.html
- https://lists.debian.org/debian-lts-announce/2020/05/msg00015.html
- https://gitlab.com/openconnect/openconnect/-/merge_requests/108
- https://bugs.gentoo.org/721570
Affected packages
Git / github.com/openconnect/openconnect
Affected versions
v0.*
v0.90
v0.91
v0.92
v0.93
v0.94
v0.95
v0.96
v0.97
v0.98
v0.99
v1.*
v1.00
v1.10
v1.20
v1.30
v1.40
v2.*
v2.00
v2.01
v2.10
v2.11
v2.12
v2.20
v2.21
v2.22
v2.23
v2.24
v2.25
v2.26
v3.*
v3.00
v3.01
v3.02
v3.10
v3.11
v3.12
v3.13
v3.14
v3.15
v3.16
v3.17
v3.18
v3.19
v3.20
v3.99
v4.*
v4.00
v4.01
v4.02
v4.03
v4.04
v4.05
v4.06
v4.07
v4.99
v5.*
v5.00
v5.01
v5.02
v5.03
v5.99
v6.*
v6.00
v7.*
v7.00
v7.01
v7.02
v7.03
v7.04
v7.05
v7.06
v7.07
v7.08
v8.*
v8.00
v8.01
v8.02
v8.03
v8.04
v8.05
v8.06
v8.07
v8.08
v8.09
Database specific
unresolved_ranges
[
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "30"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "31"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "32"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "8.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "15.1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "15.2"
}
]
}
]
source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-12823.json"