Vulnerability Report

CVE-2021-28681

Title: Pion WebRTC DTLS Connection Teardown Issue

Security Bypass

Proof Of Concept

No public PoC currently indexed for CVE-2021-28681.

CWE Category CWE-863
Published Date Mar 18, 2021
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 5.3 CVSS v3.1
Exploit Probability (EPSS)
0.10%

Vulnerability Summary

CVE-2021-28681: Pion WebRTC before 3.0.15 didn't properly tear down the DTLS Connection when certificate verification failed. The PeerConnectionState was set to failed, but a user could ignore that and continue to use the PeerConnection. )A WebRTC implementation shouldn't allow the user to continue if verification has failed.)

Impacted Vendors

W
webrtc_project 1

Reference Links

https://github.com/pion/webrtc/issues/1708 https://github.com/pion/webrtc/security/advisories/GHSA-74xm-qj29-cq8p https://github.com/pion/webrtc/issues/1708 https://github.com/pion/webrtc/security/advisories/GHSA-74xm-qj29-cq8p
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
5.3
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
5.0
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:N/C:N/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2021-28681 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Affected Stack

No specific products linked.