A security flaw has been discovered in Ruijie NBR2100G-E up to 20250919. Affected by this issue is the function listAction of the file /itbox_pi/branch_passw.php?a=list. Performing manipulation of the argument city results in os command injection. The attack is possible to be carried out remotely. The exploit has been released to the public and may be exploited. Other parameters might be affected as well. The vendor was contacted early about this disclosure but did not respond in any way.
Analyzing vulnerability vectors…