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Vulnerability Intelligence

CVE-2018-19300

Critical

On D-Link DAP-1530 (A1) before firmware version 1.06b01, DAP-1610 (A1) before firmware version 1.06b01, DWR-111 (A1) before firmware version 1.02v02, DWR-116 (A1) before firmware version 1.06b03, DWR-512 (B1) before firmware version 2.02b01, DWR-711 (A1) through firmware version…

Published Apr 11, 2019 · Updated Nov 21, 2024

Key Facts

Patch immediately
  • CVE-2018-19300 is a critical-severity vulnerability (CVSS 9.8 v3) affecting Dap-1530 Firmware (D-Link), Dap-1610 Firmware (D-Link), Dwr-111 Firmware (Dlink) and 5 more products.
  • It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
  • EPSS estimates a 74% probability of exploitation in the next 30 days.
  • Fixed versions are available, including Dap-1530 Firmware <=1.05, Dap-1610 Firmware <=1.05, Dwr-711 Firmware <=1.11.
  • Brandefense priority: patch immediately, because it is very likely to be exploited soon.

CVSS v3

9.8

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS (30-day exploit likelihood)

74%

Higher than 99.4% of all scored CVEs

Exploited in the wild

No known

Not in a known-exploited catalog

Public exploit code

None known

Get the full CVE-2018-19300 brief as a PDF

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Description

On D-Link DAP-1530 (A1) before firmware version 1.06b01, DAP-1610 (A1) before firmware version 1.06b01, DWR-111 (A1) before firmware version 1.02v02, DWR-116 (A1) before firmware version 1.06b03, DWR-512 (B1) before firmware version 2.02b01, DWR-711 (A1) through firmware version 1.11, DWR-712 (B1) before firmware version 2.04b01, DWR-921 (A1) before firmware version 1.02b01, and DWR-921 (B1) before firmware version 2.03b01, there exists an EXCU_SHELL file in the web directory. By sending a GET request with specially crafted headers to the /EXCU_SHELL URI, an attacker could execute arbitrary shell commands in the root context on the affected device. Other devices might be affected as well.

Affected Products

10 affected entries in total
ProductAffected versionsFixed in
Dap-1530 FirmwareD-LinkSee advisory1.05
Dap-1610 FirmwareD-LinkSee advisory1.05
Dwr-111 FirmwareDlinkSee advisory1.01
Dwr-116 FirmwareDlink1.06-b1, 1.06-b21.05
Dwr-512 FirmwareDlinkSee advisory2.02
3 more affected products in the full CVE brief

Patched Releases

Dap-1530 Firmware

<=1.05

Dap-1610 Firmware

<=1.05

Dwr-711 Firmware

<=1.11

Dwr-111 Firmware

<=1.01

Dwr-116 Firmware

<=1.05

Dwr-512 Firmware

<=2.02

Dwr-712 Firmware

<=2.02

Dwr-921 Firmware

<=1.02

Timeline

  1. Publicly disclosed

    Apr 11, 2019

  2. Last updated

    Nov 21, 2024

Weakness Type

  • CWE-20 Improper Input Validation

References

FAQ

Common Questions.

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