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CVE-2019-17509

CRITICALCVSS 9.8/10EPSS 3.48%

Last modified

CVE-2019-17509 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. D-Link DIR-846 devices with firmware 100A35 allow remote attackers to execute arbitrary OS commands as root by leveraging admin access and sending a /HNAP1/ request for SetMasterWLanSettings with shell metacharacters to /squashfs-root/www/HNAP1/control/SetMasterWLanSettings.php.. EPSS estimates a 3.48% chance of exploitation in the next 30 days.

Description

D-Link DIR-846 devices with firmware 100A35 allow remote attackers to execute arbitrary OS commands as root by leveraging admin access and sending a /HNAP1/ request for SetMasterWLanSettings with shell metacharacters to /squashfs-root/www/HNAP1/control/SetMasterWLanSettings.php.

Metrics

CVSS 3.1
9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
3.48%

87.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
DlinkDir-846 Firmware100a35

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-17509?
D-Link DIR-846 devices with firmware 100A35 allow remote attackers to execute arbitrary OS commands as root by leveraging admin access and sending a /HNAP1/ request for SetMasterWLanSettings with shell metacharacters to /squashfs-root/www/HNAP1/control/SetMasterWLanSettings.php.
How severe is CVE-2019-17509?
CVE-2019-17509 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 3.48% probability of exploitation in the next 30 days.
How do I fix CVE-2019-17509?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-17509?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST