Attacker Value
Unknown
0
CVE-2022-31223
0
CVE ID
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CVE-2022-31223
(Last updated October 08, 2023) ▾
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Command and Control
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Credential Access
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Execution
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Exfiltration
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Persistence
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Description
Dell BIOS versions contain an Improper Neutralization of Null Byte vulnerability. A local authenticated administrator user could potentially exploit this vulnerability by sending unexpected null bytes in order to read memory on the system.
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CVSS V3 Severity and Metrics
Data provided by the National Vulnerability Database (NVD)
Base Score:
2.3 Low
Impact Score:
1.4
Exploitability Score:
0.8
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
High
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
Low
Integrity (I):
None
Availability (A):
None
General Information
Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
CPG BIOS 21Q4 platforms
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown
Vendors
Products
- chengming 3900 firmware,
- inspiron 14 plus 7420 firmware,
- inspiron 16 plus 7620 firmware,
- inspiron 3910 firmware,
- inspiron 5320 firmware,
- inspiron 5420 firmware,
- inspiron 5620 firmware,
- inspiron 7420 firmware,
- inspiron 7620 firmware,
- optiplex 3000 firmware,
- optiplex 3000 thin client firmware,
- optiplex 5000 firmware,
- optiplex 5400 firmware,
- optiplex 7000 firmware,
- optiplex 7000 oem firmware,
- optiplex 7400 firmware,
- precision 3460 small form factor firmware,
- precision 3660 tower firmware,
- precision 5770 firmware,
- vostro 3710 firmware,
- vostro 3910 firmware,
- vostro 5320 firmware,
- vostro 5620 firmware,
- vostro 7620 firmware,
- xps 17 9720 firmware
References
Miscellaneous
Additional Info
Authenticated
Unknown
Exploitable
Unknown
Reliability
Unknown
Stability
Unknown
Available Mitigations
Unknown
Shelf Life
Unknown
Userbase/Installbase
Unknown
Patch Effectiveness
Unknown
Rapid7
Technical Analysis
Report as Emergent Threat Response
Report as Zero-day Exploit
Report as Exploited in the Wild
CVE ID
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