HIGH

CVE-2020-7457

CVSS v3

8.1

HIGH

EPSS Score

44.6%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

In FreeBSD 12.1-STABLE before r359565, 12.1-RELEASE before p7, 11.4-STABLE before r362975, 11.4-RELEASE before p1, and 11.3-RELEASE before p11, missing synchronization in the IPV6_2292PKTOPTIONS socket option set handler contained a race condition allowing a malicious application to modify memory after being freed, possibly resulting in code execution.

Technical details

Published
7/9/2020

Frequently asked questions

What is CVE-2020-7457?

In FreeBSD 12.1-STABLE before r359565, 12.1-RELEASE before p7, 11.4-STABLE before r362975, 11.4-RELEASE before p1, and 11.3-RELEASE before p11, missing synchronization in the IPV6_2292PKTOPTIONS socket option set handler contained a race condition allowing a malicious application to modify memory after being freed, possibly resulting in code execution.

Is CVE-2020-7457 actively exploited?

Active exploitation of CVE-2020-7457 has not been confirmed. The EPSS score is 44.6%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-7457?

CVE-2020-7457 has a CVSS v3 base score of 8.1 (HIGH severity).

Is CVE-2020-7457 affecting your environment?

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