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HIGH

CVE-2019-8312

CVSS v3

8.8

HIGH

EPSS Score

7.0 %

exploit probability, as of 2026-10-19

CISA KEV

No

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2019-8312 yet.

Full record on NVD

Description

An issue was discovered on D-Link DIR-878 devices with firmware 1.12A1. This issue is a Command Injection allowing a remote attacker to execute arbitrary code, and get a root shell. A command Injection vulnerability allows attackers to execute arbitrary OS commands via a crafted /HNAP1 POST request. This occurs when any HNAP API function triggers a call to the twsystem function with untrusted input from the request body for the SetSysLogSettings API function, as demonstrated by shell metacharacters in the IPAddress field.

Technical details

Published
2019-02-13

Frequently asked questions

What is CVE-2019-8312?

An issue was discovered on D-Link DIR-878 devices with firmware 1.12A1. This issue is a Command Injection allowing a remote attacker to execute arbitrary code, and get a root shell. A command Injection vulnerability allows attackers to execute arbitrary OS commands via a crafted /HNAP1 POST request. This occurs when any HNAP API function triggers a call to the twsystem function with untrusted input from the request body for the SetSysLogSettings API function, as demonstrated by shell metacharacters in the IPAddress field.

Is CVE-2019-8312 actively exploited?

Active exploitation of CVE-2019-8312 has not been confirmed. Its EPSS score was 7.0% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-8312?

CVE-2019-8312 has a CVSS v3 base score of 8.8 (HIGH severity).

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