CVE-2017-1082 — HIGH (7.5) — White Hats Nepal

Q: How severe is CVE-2017-1082?

CVE-2017-1082 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2017-1082?

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

Vulnerability Description

In FreeBSD 11.x before 11.1-RELEASE and 10.x before 10.4-RELEASE, the qsort algorithm has a deterministic recursion pattern. Feeding a pathological input to the algorithm can lead to excessive stack usage and potential overflow. Applications that use qsort to handle large data set may crash if the input follows the pathological pattern.

CVSS Score

7.5

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Freebsd	Freebsd	>= 10.0, <= 10.4

Related Weaknesses (CWE)

CWE-20

References

https://www.qualys.com/2017/06/19/stack-clash/stack-clash.txtExploitTechnical DescriptionThird Party Advisory
https://www.qualys.com/2017/06/19/stack-clash/stack-clash.txtExploitTechnical DescriptionThird Party Advisory

FAQ

What is CVE-2017-1082?

CVE-2017-1082 is a vulnerability with a CVSS score of 7.5 (HIGH). In FreeBSD 11.x before 11.1-RELEASE and 10.x before 10.4-RELEASE, the qsort algorithm has a deterministic recursion pattern. Feeding a pathological input to the algorithm can lead to excessive stack u...

How severe is CVE-2017-1082?

CVE-2017-1082 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-1082?

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