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Fencer Intel
medium 5.9

GHSA-hxp2-xqf3-v83h json

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

published 3y ago modified 2y ago also GO-2023-1535

cvss
5.9
version 3.1, GitHub
cisa kev
Not listed
not in CISA's catalog
epss
—
no score, EPSS covers CVEs only
public exploits
0
none known

Summary

### 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

Patch / fix

  • go github.com/pion/dtls/v2 2.2.4

Is GHSA-hxp2-xqf3-v83h in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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CVSS scores

assigned by version score vector
GitHub 3.1 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
go github.com/pion/dtls
<=1.5.4
no fix listed
go github.com/pion/dtls/v2
<2.2.4
2.2.4

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.