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CVE-2021-33516

Public on 2021-05-24
Modified on 2024-03-01
Description

An issue was discovered in GUPnP before 1.0.7 and 1.1.x and 1.2.x before 1.2.5. It allows DNS rebinding. A remote web server can exploit this vulnerability to trick a victim's browser into triggering actions against local UPnP services implemented using this library. Depending on the affected service, this could be used for data exfiltration, data tempering, etc.

Severity
Important
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CVSS v3 Base Score
8.3
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Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 - Core gupnp 2021-07-01 00:50 ALAS2-2021-1673

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 8.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L
NVD CVSSv2 5.8 AV:N/AC:M/Au:N/C:P/I:P/A:N
NVD CVSSv3 8.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N