A vulnerability was found in Intelbras VIP S3020 G2, VIP S4020 G2, VIP S4020 G3 and VIP S4320 G2 up to 20241222. It has been classified as critical. This affects an unknown part of the file ../mtd/Config/Sha1Account1 of the component Web Interface. The manipulation leads to path traversal: '../filedir'. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.