Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

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.

Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 8.1, indicating it can be exploited remotely over the network but requires specific conditions to be met without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 1 product from freebsd organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2020, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.

Published

2020-07-09T14:15:10.917

Last Modified

2024-11-21T05:37:10.960

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.1 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

6.4

Weaknesses

Type: Primary
CWE-362
CWE-416
CWE-662

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	freebsd	freebsd	11.3	Yes
Operating System	freebsd	freebsd	11.3	Yes
Operating System	freebsd	freebsd	11.3	Yes
Operating System	freebsd	freebsd	11.3	Yes
Operating System	freebsd	freebsd	11.3	Yes
Operating System	freebsd	freebsd	11.3	Yes
Operating System	freebsd	freebsd	11.3	Yes
Operating System	freebsd	freebsd	11.3	Yes
Operating System	freebsd	freebsd	11.3	Yes
Operating System	freebsd	freebsd	11.3	Yes
Operating System	freebsd	freebsd	11.3	Yes
Operating System	freebsd	freebsd	11.4	Yes
Operating System	freebsd	freebsd	11.4	Yes
Operating System	freebsd	freebsd	11.4	Yes
Operating System	freebsd	freebsd	12.1	Yes
Operating System	freebsd	freebsd	12.1	Yes
Operating System	freebsd	freebsd	12.1	Yes
Operating System	freebsd	freebsd	12.1	Yes
Operating System	freebsd	freebsd	12.1	Yes
Operating System	freebsd	freebsd	12.1	Yes
Operating System	freebsd	freebsd	12.1	Yes

References

http://packetstormsecurity.com/files/158695/FreeBSD-ip6_setpktopt-Use-After-Free-Privilege-Escalation.html Exploit, Third Party Advisory, VDB Entry ([email protected])
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:20.ipv6.asc Patch, Vendor Advisory ([email protected])
https://security.netapp.com/advisory/ntap-20200724-0002/ Third Party Advisory ([email protected])
http://packetstormsecurity.com/files/158695/FreeBSD-ip6_setpktopt-Use-After-Free-Privilege-Escalation.html Exploit, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:20.ipv6.asc Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.netapp.com/advisory/ntap-20200724-0002/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For freebsd's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.