HIGH · 7.8

CVE-2016-6318

Stack-based buffer overflow in the FascistGecosUser function in lib/fascist.c in cracklib allows local users to cause a denial of service (application crash) or gain privileges via a long GECOS field,...

Vulnerability Description

Stack-based buffer overflow in the FascistGecosUser function in lib/fascist.c in cracklib allows local users to cause a denial of service (application crash) or gain privileges via a long GECOS field, involving longbuffer.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
Cracklib ProjectCracklib>= 2.9.0, < 2.9.6
OpensuseLeap42.1
DebianDebian Linux8.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2016-6318?

CVE-2016-6318 is a vulnerability with a CVSS score of 7.8 (HIGH). Stack-based buffer overflow in the FascistGecosUser function in lib/fascist.c in cracklib allows local users to cause a denial of service (application crash) or gain privileges via a long GECOS field,...

How severe is CVE-2016-6318?

CVE-2016-6318 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2016-6318?

Check the references section above for vendor advisories and patch information. Affected products include: Cracklib Project Cracklib, Opensuse Leap, Debian Debian Linux.