PT-2026-4797 · Unknown · Hiawatha Web Server+1

Published 2026-01-26 · Updated 2026-01-26 · CVE-2025-57784

Positive Technologies (AI Summary)

CVSS v3.1

4.0

Medium

Base vector

AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions Hiawatha webserver version 11.7

Description A timing issue exists in the authentication process of the Tomahawk module within Hiawatha webserver. This is due to the use of the strcmp function. A local attacker can potentially exploit this to gain access to the management client. The vulnerable component is the strcmp function used during authentication.

Recommendations Update Hiawatha webserver to a version that addresses this timing issue in the Tomahawk module. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Related Identifiers

CVE-2025-57784

Affected Products

Hiawatha Web Server

Tomahawk Module

References · 4

• https://osv.dev/vulnerability/CVE-2025-57784 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-57784 · Security Note
• https://gitlab.com/hsleisink/hiawatha/-/blame/master/src/tomahawk.c?ref_type=heads#L429 · Note
• https://twitter.com/CVEnew/status/2015856452741562500 · Twitter Post