CVE Vulnerability

CVE-2019-20786

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.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/pion/dtls/compare/v1.5.1...v1.5.2 Patch Third Party Advisory
https://github.com/pion/dtls/commit/fd73a5df2ff0e1fb6ae6a51e2777d7a16cc4f4e0 Patch Third Party Advisory
https://www.usenix.org/system/files/sec20fall_fiterau-brostean_prepub.pdf Exploit Third Party Advisory
https://www.usenix.org/conference/usenixsecurity20/presentation/fiterau-brostean Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:pion:dtls:*:*:*:*:*:*:*:*
Information

Published : 2020-04-19 08:15

Updated : 2020-04-23 02:47

NVD link : CVE-2019-20786

Mitre link : CVE-2019-20786

Products Affected
No products.
CWE
CWE-287