CVE-2021-33535CWE-134

WEIDMUELLER: WLAN devices affected by exploitable format string vulnerability

High · published June 25, 2021

CVSS v3.1
8.8
EPSS
2%
Percentile
75.7
In the wild
Unconfirmed
What it is

In Weidmueller Industrial WLAN devices in multiple versions an exploitable format string vulnerability exists in the iw_console conio_writestr functionality. A specially crafted time server entry can cause an overflow of the time server buffer, resulting in remote code execution. An attacker can send commands while authenticated as a low privilege user to trigger this vulnerability.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01610 · 75.7th percentile
Weakness
CWE-134 · Use of Externally-Controlled Format String
Published
2021-06-25T18:26Z
EPSS history
Timeline
  • 25 JUN 18:26Z
    WEIDMUELLER: WLAN devices affected by exploitable format string vulnerability
    cvelistv5