CVE-2020-7460 — HIGH (7.0) — White Hats Nepal

Vulnerability Description

In FreeBSD 12.1-STABLE before r363918, 12.1-RELEASE before p8, 11.4-STABLE before r363919, 11.4-RELEASE before p2, and 11.3-RELEASE before p12, the sendmsg system call in the compat32 subsystem on 64-bit platforms has a time-of-check to time-of-use vulnerability allowing a mailcious userspace program to modify control message headers after they were validation.

CVSS Score

7.0

HIGH

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

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Freebsd	Freebsd	11.3

Related Weaknesses (CWE)

CWE-367

References

https://security.FreeBSD.org/advisories/FreeBSD-SA-20:23.sendmsg.ascVendor Advisory
https://security.netapp.com/advisory/ntap-20200821-0005/Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-949/Third Party AdvisoryVDB Entry
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:23.sendmsg.ascVendor Advisory
https://security.netapp.com/advisory/ntap-20200821-0005/Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-949/Third Party AdvisoryVDB Entry

FAQ

What is CVE-2020-7460?

CVE-2020-7460 is a vulnerability with a CVSS score of 7.0 (HIGH). In FreeBSD 12.1-STABLE before r363918, 12.1-RELEASE before p8, 11.4-STABLE before r363919, 11.4-RELEASE before p2, and 11.3-RELEASE before p12, the sendmsg system call in the compat32 subsystem on 64-...

How severe is CVE-2020-7460?

CVE-2020-7460 has been rated HIGH with a CVSS base score of 7.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-7460?

Check the references section above for vendor advisories and patch information. Affected products include: Freebsd Freebsd.