Vulnerability Name: | CVE-2021-3721 (CCN-225073) |
Assigned: | 2021-08-18 |
Published: | 2021-08-18 |
Updated: | 2022-05-06 |
Summary: | A denial of service vulnerability was reported in Lenovo PCManager prior to version 4.0.20.10282 that could allow an attacker with local access to trigger a blue screen error.
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CVSS v3 Severity: | 5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H) 4.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)Exploitability Metrics: | Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): Low User Interaction (UI): None | Scope: | Scope (S): Unchanged
| Impact Metrics: | Confidentiality (C): None Integrity (I): None Availibility (A): High | 5.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H) 4.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)Exploitability Metrics: | Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): Low User Interaction (UI): None | Scope: | Scope (S): Unchanged
| Impact Metrics: | Confidentiality (C): None Integrity (I): None Availibility (A): High |
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CVSS v2 Severity: | 4.9 Medium (CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C)Exploitability Metrics: | Access Vector (AV): Local Access Complexity (AC): Low Authentication (Au): None | Impact Metrics: | Confidentiality (C): None Integrity (I): None Availibility (A): Complete | 4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:N/A:C)Exploitability Metrics: | Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): Single_Instance
| Impact Metrics: | Confidentiality (C): None Integrity (I): None Availibility (A): Complete |
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Vulnerability Type: | CWE-787
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Vulnerability Consequences: | Denial of Service |
References: | Source: MITRE Type: CNA CVE-2021-3721
Source: XF Type: UNKNOWN lenovo-cve20213721-dos(225073)
Source: CCN Type: Lenovo Security Advisory: LEN-66343 Lenovo PCManager
Source: MISC Type: Vendor Advisory https://iknow.lenovo.com.cn/detail/dc_200016.html
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Vulnerable Configuration: | Configuration 1: cpe:/a:lenovo:pcmanager:*:*:*:*:*:*:*:* (Version < 4.0.10282)
Denotes that component is vulnerable |
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