CVE-2020-9453

CVSS V2 Medium 4.9 CVSS V3 Medium 5.5
Description
In Epson iProjection v2.30, the driver file EMP_MPAU.sys allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x9C402406 and IOCtl 0x9C40240A. (0x9C402402 has only a NULL pointer dereference.) This affects \Device\EMPMPAUIO and \DosDevices\EMPMPAU.
Overview
  • CVE ID
  • CVE-2020-9453
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-02-05T20:15:13
  • Last Modified Date
  • 2023-02-17T03:37:55
Weakness Enumerations
CWE URL
CWE-476 http://cwe.mitre.org/data/definitions/476.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:epson:iprojection:2.30:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:N/I:N/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 4.9
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 6.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://epson.com Product
https://epson.com/Support/wa00936
https://github.com/FULLSHADE/Kernel-exploits Patch Third Party Advisory
https://github.com/FULLSHADE/Kernel-exploits/tree/master/EMP_MPAU.sys Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-9453
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9453
History
Created Old Value New Value Data Type Notes
2022-05-10 07:23:43 Added to TrackCVE
2022-12-05 21:30:05 2021-02-05T20:15Z 2021-02-05T20:15:13 CVE Published Date updated
2022-12-05 21:30:05 2022-06-09T00:15:07 CVE Modified Date updated
2022-12-05 21:30:05 Undergoing Analysis Vulnerability Status updated
2022-12-05 21:30:10 References updated
2023-02-17 04:10:02 2023-02-17T03:37:55 CVE Modified Date updated
2023-02-17 04:10:02 Undergoing Analysis Analyzed Vulnerability Status updated
2023-02-17 04:10:03 AV:L/AC:L/Au:N/C:N/I:N/A:P AV:L/AC:L/Au:N/C:N/I:N/A:C CVSS V2 vector_string updated
2023-02-17 04:10:03 PARTIAL COMPLETE CVSS V2 availability_impact updated
2023-02-17 04:10:03 2.1 4.9 CVSS V2 baseScore updated
2023-02-17 04:10:03 LOW MEDIUM CVSS V2 baseSeverity updated
2023-02-17 04:10:03 2.9 6.9 CVSS V2 impactScore updated