CVE-2020-7454 — CRITICAL (9.8)

Vulnerability Description

In FreeBSD 12.1-STABLE before r360971, 12.1-RELEASE before p5, 11.4-STABLE before r360971, 11.4-BETA1 before p1 and 11.3-RELEASE before p9, libalias does not properly validate packet length resulting in modules causing an out of bounds read/write condition if no checking was built into the module.

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Freebsd	Freebsd	11.3

Related Weaknesses (CWE)

CWE-20 CWE-787

References

https://security.FreeBSD.org/advisories/FreeBSD-SA-20:12.libalias.ascVendor Advisory
https://security.netapp.com/advisory/ntap-20200518-0005/Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-659/Third Party AdvisoryVDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-20-660/Third Party AdvisoryVDB Entry
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:12.libalias.ascVendor Advisory
https://security.netapp.com/advisory/ntap-20200518-0005/Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-659/Third Party AdvisoryVDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-20-660/Third Party AdvisoryVDB Entry

FAQ

What is CVE-2020-7454?

CVE-2020-7454 is a vulnerability with a CVSS score of 9.8 (CRITICAL). In FreeBSD 12.1-STABLE before r360971, 12.1-RELEASE before p5, 11.4-STABLE before r360971, 11.4-BETA1 before p1 and 11.3-RELEASE before p9, libalias does not properly validate packet length resulting ...

How severe is CVE-2020-7454?

CVE-2020-7454 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2020-7454?

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