CVE-2015-6856
high
CVSS v3
7.8
CVSS v4 NEW
—
VIR risk
7.8
Description
Dell Pre-Boot Authentication Driver (PBADRV.sys) 1.0.1.5 allows local users to write to arbitrary physical memory locations and gain privileges via a 0x0022201c IOCTL call.
Predictions
Exploit likelihood
75%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| dell | pre-boot_authentication_driver | 1.0.1.5 | |
References
- http://packetstormsecurity.com/files/134987/Dell-Authentication-Driver-Uncontrolled-Write.html
- http://seclists.org/fulldisclosure/2015/Dec/81
- http://www.securityfocus.com/archive/1/537161/100/0/threaded
- http://www.securityfocus.com/bid/79643
- https://www.korelogic.com/Resources/Advisories/KL-001-2015-008.txt
- http://packetstormsecurity.com/files/134987/Dell-Authentication-Driver-Uncontrolled-Write.html
- http://seclists.org/fulldisclosure/2015/Dec/81
- http://www.securityfocus.com/archive/1/537161/100/0/threaded
- http://www.securityfocus.com/bid/79643
- https://www.korelogic.com/Resources/Advisories/KL-001-2015-008.txt
CWEs
CWE-264
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.