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ubuntucveUbuntu.comUB:CVE-2021-34432
HistoryJul 27, 2021 - 12:00 a.m.

CVE-2021-34432

2021-07-2700:00:00
ubuntu.com
ubuntu.com
12

0.001 Low

EPSS

Percentile

39.0%

In Eclipse Mosquitto versions 2.07 and earlier, the server will crash if
the client tries to send a PUBLISH packet with topic length = 0.

Notes

Author Note
gianz PoC: https://bugs.eclipse.org/bugs/show_bug.cgi?id=574141 (first message) The CVE indicates versions <= 2.0.7 as affected. However only versions >= 2.0.0 and <= 2.0.7 are vulnerable. No crash detected running the PoC against any previous version we support.

0.001 Low

EPSS

Percentile

39.0%