Exploited· due 2022-05-037.5highHighused in ransomware

CVE-2019-7481

Sonicwall Sma 100 Firmware

Vulnerability in SonicWall SMA100 allow unauthenticated user to gain read-only access to unauthorized resources. This vulnerablity impacted SMA100 version 9.0.0.3 and earlier.

Exploitation status

  • CISA has confirmed this is being exploited in the wild. That is an observation of real attacks, not a prediction.
  • It is known to have been used in ransomware campaigns.
  • US federal civilian agencies are required to remediate it by 2022-05-03. That deadline does not bind private companies, but it is a reasonable benchmark for how urgently CISA views it.
  • A vendor advisory or patch reference has been published.

Required action

Apply updates per vendor instructions.

CISA’s wording, unedited.

What the metrics mean

  • It is reachable over a network, without needing local access.
  • For an attacker who can reach it, no special conditions are needed to exploit it.
  • To exploit it, no account is needed.
  • Beyond that, no action by a user is required.

Scoring

CVSS
7.5 (v3.1)
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-89
Assigned by
PSIRT@sonicwall.com

Dates

Published
2019-12-17
Last modified
2026-08-12
Added to KEV
2021-11-03
Remediation due
2022-05-03
Sources
CISA KEV, NVD

Affected products

  • Sonicwall Sma 100 Firmware- 9.0.0.4
  • Sonicwall Sma 100all versions

As listed in the NVD configuration data. Not a statement about your estate.

References