CVE-2021-41850

CVSS V2 High 7.2 CVSS V3 High 7.8
Description
An issue was discovered in Luna Simo PPR1.180610.011/202001031830. A pre-installed app with a package name of com.skyroam.silverhelper writes three IMEI values to system properties at system startup. The system property values can be obtained via getprop by all third-party applications co-located on the device, even those with no permissions granted, exposing the IMEI values to processes without enforcing any access control.
Overview
  • CVE ID
  • CVE-2021-41850
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-03-11T23:15:09
  • Last Modified Date
  • 2022-07-12T17:42:04
Weakness Enumerations
CWE URL
CWE-200 http://cwe.mitre.org/data/definitions/200.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:bluproducts:g90_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:bluproducts:g90:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:bluproducts:g9_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:bluproducts:g9:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wikomobile:tommy_3_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:wikomobile:tommy_3:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wikomobile:tommy_3_plus_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:wikomobile:tommy_3_plus:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:luna:simo_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:luna:simo:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:C/I:C/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 7.2
  • Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://athack.com/session-details/401 Third Party Advisory
https://www.kryptowire.com/android-firmware-2022/ Broken Link
https://simowireless.com/ Vendor Advisory
https://www.kryptowire.com/blog/vsim-vulnerability-within-simo-android-phones-exposed/ Exploit Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-41850
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41850
History
Created Old Value New Value Data Type Notes
2022-05-10 15:45:12 Added to TrackCVE
2022-12-06 12:09:36 2022-03-11T23:15Z 2022-03-11T23:15:09 CVE Published Date updated
2022-12-06 12:09:36 2022-07-12T17:42:04 CVE Modified Date updated
2022-12-06 12:09:36 Analyzed Vulnerability Status updated