CVE-2020-6017

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Source

https://cve.org/CVERecord?id=CVE-2020-6017

Import Source

https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-6017.json

JSON Data

https://api.test.osv.dev/v1/vulns/CVE-2020-6017

Published

2020-12-03T14:15:11Z

Modified

2026-10-06T02:23:51Z

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

Valve's Game Networking Sockets prior to version v1.2.0 improperly handles long unreliable segments in function SNP_ReceiveUnreliableSegment() when configured to support plain-text messages, leading to a Heap-Based Buffer Overflow and resulting in a memory corruption and possibly even a remote code execution.

References

Affected packages

Git / github.com/valvesoftware/gamenetworkingsockets

Affected ranges

Type

GIT

Repo

https://github.com/valvesoftware/gamenetworkingsockets

Events

Introduced

Fixed

5fe10494e27be722d18c443dc70f851541e5d554

Fixed

e0c86dcb9139771db3db0cfdb1fb8bef0af19c43

Database specific

Show details

{
    "cpe": "cpe:2.3:a:valvesoftware:game_networking_sockets:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "1.2.0"
        }
    ],
    "source": [
        "CPE_RANGE",
        "REFERENCES"
    ]
}

Affected versions

1.*

1.0.0

v1.*

v1.1.0

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-6017.json"