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Panic during unmarshal of Hello Verify Request in github.com/pion/dtls/v2

Moderate severity GitHub Reviewed Published Feb 5, 2023 in pion/dtls • Updated Jun 13, 2023

Package

gomod github.com/pion/dtls (Go)

Affected versions

<= 1.5.4

Patched versions

None
gomod github.com/pion/dtls/v2 (Go)
< 2.2.4
2.2.4

Description

Impact

When attempting to unmarshal a Server Hello request we could attempt to unmarshal into a buffer that was too small. This could result in a panic leading the program to crash.

This issue could be abused to cause a denial of service.

Workaround

None

References

@daenney daenney published to pion/dtls Feb 5, 2023
Published to the GitHub Advisory Database Feb 7, 2023
Reviewed Feb 7, 2023
Last updated Jun 13, 2023

Severity

Moderate
5.9
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
High
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses

CVE ID

No known CVE

GHSA ID

GHSA-hxp2-xqf3-v83h

Source code

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