CRITICAL

CVE-2019-13956

CVSS v3

9.8

CRITICAL

EPSS Score

43.4%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

Discuz!ML 3.2 through 3.4 allows remote attackers to execute arbitrary PHP code via a modified language cookie, as demonstrated by changing 4gH4_0df5_language=en to 4gH4_0df5_language=en'.phpinfo().'; (if the random prefix 4gH4_0df5_ were used).

Technical details

Published
7/18/2019

Frequently asked questions

What is CVE-2019-13956?

Discuz!ML 3.2 through 3.4 allows remote attackers to execute arbitrary PHP code via a modified language cookie, as demonstrated by changing 4gH4_0df5_language=en to 4gH4_0df5_language=en'.phpinfo().'; (if the random prefix 4gH4_0df5_ were used).

Is CVE-2019-13956 actively exploited?

Active exploitation of CVE-2019-13956 has not been confirmed. The EPSS score is 43.4%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-13956?

CVE-2019-13956 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2019-13956 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.