CVE-2019-20786

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Source
https://cve.org/CVERecord?id=CVE-2019-20786
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-20786.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2019-20786
Aliases
Published
2020-04-19T20:15:11Z
Modified
2026-10-20T10:50:57Z
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

handleIncomingPacket in conn.go in Pion DTLS before 1.5.2 lacks a check for application data with epoch 0, which allows remote attackers to inject arbitrary unencrypted data after handshake completion.

References

Affected packages

Git / github.com/pion/dtls

Affected ranges

Type
GIT
Repo
https://github.com/pion/dtls
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
fd73a5df2ff0e1fb6ae6a51e2777d7a16cc4f4e0
Database specific
Show details 
{
    "extracted_events":  [
        {
            "cpe":  "cpe:2.3:a:pion:dtls:*:*:*:*:*:*:*:*",
            "range":  [
                {
                    "introduced":  "0"
                },
                {
                    "fixed":  "1.5.2"
                }
            ],
            "source":  "CPE_RANGE"
        },
        {
            "range":  [
                {
                    "fixed":  "fd73a5df2ff0e1fb6ae6a51e2777d7a16cc4f4e0"
                }
            ],
            "source":  "REFERENCES_COMMIT"
        }
    ]
}

Affected versions

v1.*
v1.0.0
v1.0.1
v1.0.2
v1.1.0
v1.1.1
v1.2.1
v1.2.2
v1.2.3
v1.3.0
v1.3.1
v1.3.2
v1.3.3
v1.3.4
v1.3.5
v1.4.0
v1.5.0
v1.5.1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-20786.json"