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HIGH

CVE-2019-8315

CVSS v3

8.8

HIGH

EPSS Score

1.5 %

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

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 SetIPv4FirewallSettings API function, as demonstrated by shell metacharacters in the SrcIPv4AddressRangeStart field.

Technical details

Published
2019-02-13

Frequently asked questions

What is CVE-2019-8315?

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 SetIPv4FirewallSettings API function, as demonstrated by shell metacharacters in the SrcIPv4AddressRangeStart field.

Is CVE-2019-8315 actively exploited?

Active exploitation of CVE-2019-8315 has not been confirmed. The EPSS score is 1.5%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-8315?

CVE-2019-8315 has a CVSS v3 base score of 8.8 (HIGH severity).

Is CVE-2019-8315 affecting your environment?

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