CVE-2020-7450 — CRITICAL (9.8)

Vulnerability Description

In FreeBSD 12.1-STABLE before r357213, 12.1-RELEASE before 12.1-RELEASE-p2, 12.0-RELEASE before 12.0-RELEASE-p13, 11.3-STABLE before r357214, and 11.3-RELEASE before 11.3-RELEASE-p6, URL handling in libfetch with URLs containing username and/or password components is vulnerable to a heap buffer overflow allowing program misbehavior or malicious code execution.

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-787

References

https://security.FreeBSD.org/advisories/FreeBSD-SA-20:01.libfetch.ascPatchVendor Advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:01.libfetch.ascPatchVendor Advisory

FAQ

What is CVE-2020-7450?

CVE-2020-7450 is a vulnerability with a CVSS score of 9.8 (CRITICAL). In FreeBSD 12.1-STABLE before r357213, 12.1-RELEASE before 12.1-RELEASE-p2, 12.0-RELEASE before 12.0-RELEASE-p13, 11.3-STABLE before r357214, and 11.3-RELEASE before 11.3-RELEASE-p6, URL handling in l...

How severe is CVE-2020-7450?

CVE-2020-7450 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-2020-7450?

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