Description
Kaleris NAVIS N4 ULC (Ultra Light Client) communicates insecurely using zlib-compressed data over HTTP. An attacker capable of observing network traffic between Ultra Light Clients and N4 servers can extract sensitive information, including plaintext credentials.
Scores
CVSS v4
6.0
EPSS
0.0016
EPSS Percentile
36.2%
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-319
Status
published
Products (1)
Kaleris/Navis N4
< 4.0
Published
Jun 24, 2025
Tracked Since
Feb 18, 2026