Vulnerability Name: | CVE-2020-25661 (CCN-191224) |
Assigned: | 2020-11-03 |
Published: | 2020-11-03 |
Updated: | 2023-02-12 |
Summary: | A Red Hat only CVE-2020-12351 regression issue was found in the way the Linux kernel's Bluetooth implementation handled L2CAP packets with A2MP CID. This flaw allows a remote attacker in an adjacent range to crash the system, causing a denial of service or potentially executing arbitrary code on the system by sending a specially crafted L2CAP packet. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. |
CVSS v3 Severity: | 7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H) 6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)Exploitability Metrics: | Attack Vector (AV): Adjacent Attack Complexity (AC): High Privileges Required (PR): None User Interaction (UI): None | Scope: | Scope (S): Unchanged
| Impact Metrics: | Confidentiality (C): High Integrity (I): High Availibility (A): High | 7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H) 6.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)Exploitability Metrics: | Attack Vector (AV): Adjacent Attack Complexity (AC): High Privileges Required (PR): None User Interaction (UI): None | Scope: | Scope (S): Unchanged
| Impact Metrics: | Confidentiality (C): High Integrity (I): High Availibility (A): High | 8.8 High (REDHAT CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) 7.7 High (REDHAT Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)Exploitability Metrics: | Attack Vector (AV): Adjacent Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None | Scope: | Scope (S): Unchanged
| Impact Metrics: | Confidentiality (C): High Integrity (I): High Availibility (A): High |
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CVSS v2 Severity: | 8.3 High (CVSS v2 Vector: AV:A/AC:L/Au:N/C:C/I:C/A:C)Exploitability Metrics: | Access Vector (AV): Adjacent_Network Access Complexity (AC): Low Authentication (Au): None | Impact Metrics: | Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete | 6.8 Medium (CCN CVSS v2 Vector: AV:A/AC:H/Au:N/C:C/I:C/A:C)Exploitability Metrics: | Access Vector (AV): Adjacent_Network Access Complexity (AC): High Athentication (Au): None
| Impact Metrics: | Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete |
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Vulnerability Type: | CWE-843
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Vulnerability Consequences: | Gain Access |
References: | Source: MITRE Type: CNA CVE-2020-25661
Source: CCN Type: Red Hat Web site CVE-2020-12351
Source: secalert@redhat.com Type: Mitigation, Vendor Advisory secalert@redhat.com
Source: secalert@redhat.com Type: Vendor Advisory secalert@redhat.com
Source: CCN Type: Red Hat Bugzilla - Bug 1891483 (CVE-2020-25661) - CVE-2020-25661 kernel: Red Hat only CVE-2020-12351 regression
Source: secalert@redhat.com Type: Issue Tracking, Mitigation, Vendor Advisory secalert@redhat.com
Source: XF Type: UNKNOWN redhat-cve202025661-code-exec(191224)
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Vulnerable Configuration: | Configuration RedHat 1: cpe:/a:redhat:enterprise_linux:8:*:*:*:*:*:*:*Configuration RedHat 2: cpe:/a:redhat:enterprise_linux:8::crb:*:*:*:*:*Configuration RedHat 3: cpe:/o:redhat:enterprise_linux:8:*:*:*:*:*:*:*Configuration RedHat 4: cpe:/o:redhat:enterprise_linux:8::baseos:*:*:*:*:*Configuration RedHat 5: cpe:/a:redhat:enterprise_linux:8::nfv:*:*:*:*:*Configuration RedHat 6: cpe:/a:redhat:enterprise_linux:8::realtime:*:*:*:*:* Configuration CCN 1: cpe:/o:redhat:enterprise_linux:7:*:*:*:*:*:*:*OR cpe:/a:redhat:enterprise_linux:8:*:*:*:*:*:*:*
Denotes that component is vulnerable |
Oval Definitions |
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