CVE-2021-33516

EPSS 1.1%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 1.1%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

24 May 2021Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

Affected products

n/a · n/a

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References

https://discourse.gnome.org/t/security-relevant-releases-for-gupnp-issue-cve-2021-33516/6536 https://gitlab.gnome.org/GNOME/gupnp/-/issues/24