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CVE-2021-33516

Publication date 24 May 2021

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

8.1 · High

Score breakdown

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.

Status

Package Ubuntu Release Status
gupnp 24.04 LTS noble
Fixed 1.2.4-1ubuntu1
23.10 mantic
Fixed 1.2.4-1ubuntu1
23.04 lunar
Fixed 1.2.4-1ubuntu1
22.10 kinetic
Fixed 1.2.4-1ubuntu1
22.04 LTS jammy
Fixed 1.2.4-1ubuntu1
21.10 impish
Fixed 1.2.4-1ubuntu1
21.04 hirsute
Fixed 1.2.4-1ubuntu0.21.04.1
20.10 groovy
Fixed 1.2.4-1ubuntu0.20.10.1
20.04 LTS focal
Fixed 1.2.3-0ubuntu0.20.04.2
18.04 LTS bionic
Needs evaluation
16.04 LTS xenial
Needs evaluation
14.04 LTS trusty Not in release

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
gupnp

Severity score breakdown

Parameter Value
Base score 8.1 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact None
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N