Vulnerability · Published Jul 9, 2020 · Assigned by freebsd
CVE-2020-7457
High 8.1
In plain English
A high-severity security flaw in FreeBSD. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 33.1% (higher than 98% of all known vulnerabilities). Ready-made attack tooling exists: Metasploit.
Severity (CVSS NVD)8.1High
Exploit odds (30 days)33.1%top 1.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack tooling1Metasploit
Official 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.