Is CVE-2020-7457 in the CISA KEV catalog?

No. CVE-2020-7457 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-7457?

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

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

CVE-2020-7457 has an EPSS score of 32.98% (98th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2020-7457

HIGHEPSS 98th pctl

8.1

CVSS v3

NVD

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.

CWE-362Race Condition CWE-416Use After Free CWE-662

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

32.98%probability of exploitation in 30 days

98thpercentile

Very high risk: more likely to be exploited than 98% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.