CRITICAL

CVE-2020-7060

CVSS v3

9.1

CRITICAL

EPSS Score

6.4%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

When using certain mbstring functions to convert multibyte encodings, in PHP versions 7.2.x below 7.2.27, 7.3.x below 7.3.14 and 7.4.x below 7.4.2 it is possible to supply data that will cause function mbfl_filt_conv_big5_wchar to read past the allocated buffer. This may lead to information disclosure or crash.

Technical details

Published
2/10/2020

Frequently asked questions

What is CVE-2020-7060?

When using certain mbstring functions to convert multibyte encodings, in PHP versions 7.2.x below 7.2.27, 7.3.x below 7.3.14 and 7.4.x below 7.4.2 it is possible to supply data that will cause function mbfl_filt_conv_big5_wchar to read past the allocated buffer. This may lead to information disclosure or crash.

Is CVE-2020-7060 actively exploited?

Active exploitation of CVE-2020-7060 has not been confirmed. The EPSS score is 6.4%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-7060?

CVE-2020-7060 has a CVSS v3 base score of 9.1 (CRITICAL severity).

Is CVE-2020-7060 affecting your environment?

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