CVE-2020-8781 : Lack of input sanitization in UpdateRebootMgr service of ALEOS 4.11 and later al

Lack of input sanitization in UpdateRebootMgr service of ALEOS 4.11 and later allow an escalation to root from a low-privilege process.

Published 2020-10-06 14:15:13

Updated 2022-02-09 19:30:24

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2020-8781

Sierrawireless » Aleos
Versions from including (>=) 4.11.0 and before (<) 4.14.0
cpe:2.3:o:sierrawireless:aleos:*:*:*:*:*:*:*:*
Matching versions
When used together with: Sierrawireless » Airlink Es440 » Version: N/A
When used together with: Sierrawireless » Airlink Es450 » Version: N/A
When used together with: Sierrawireless » Airlink Gx400 » Version: N/A
When used together with: Sierrawireless » Airlink Gx440 » Version: N/A
When used together with: Sierrawireless » Airlink Gx450 » Version: N/A
When used together with: Sierrawireless » Airlink Ls300 » Version: N/A
When used together with: Sierrawireless » Airlink Lx40 » Version: N/A
When used together with: Sierrawireless » Airlink Lx60 » Version: N/A
When used together with: Sierrawireless » Airlink Mp70 » Version: N/A
When used together with: Sierrawireless » Airlink Mp70e » Version: N/A
When used together with: Sierrawireless » Airlink Rv50 » Version: N/A
When used together with: Sierrawireless » Airlink Rv50x » Version: N/A
When used together with: Sierrawireless » Airlink Rv55 » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2020-8781

EPSS FAQ

0.05%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 14 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-8781

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
7.2	HIGH	AV:L/AC:L/Au:N/C:C/I:C/A:C	3.9	10.0	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
7.8	HIGH	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	1.8	5.9	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

References for CVE-2020-8781

https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-technical-bulletin---swi-psa-2020-005/

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