| Vulnerability Name: | CVE-2020-7452 (CCN-181207) |
| Assigned: | 2020-03-19 |
| Published: | 2020-03-19 |
| Updated: | 2022-07-12 |
| Summary: | In FreeBSD 12.1-STABLE before r357490, 12.1-RELEASE before 12.1-RELEASE-p3, 11.3-STABLE before r357489, and 11.3-RELEASE before 11.3-RELEASE-p7, incorrect use of a user-controlled pointer in the epair virtual network module allowed vnet jailed privileged users to panic the host system and potentially execute arbitrary code in the kernel.
|
| CVSS v3 Severity: | 9.1 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H)
7.9 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C)| Exploitability Metrics: | Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None | | Scope: | Scope (S): Changed
| | Impact Metrics: | Confidentiality (C): High
Integrity (I): High
Availibility (A): High |
6.7 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
5.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)| Exploitability Metrics: | Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None | | Scope: | Scope (S): Unchanged
| | Impact Metrics: | Confidentiality (C): High
Integrity (I): High
Availibility (A): High |
|
| CVSS v2 Severity: | 9.0 High (CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C)| Exploitability Metrics: | Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance | | Impact Metrics: | Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete |
6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)| Exploitability Metrics: | Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
| | Impact Metrics: | Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete |
|
| Vulnerability Type: | CWE-119
|
| Vulnerability Consequences: | Gain Access |
| References: | Source: MITRE
Type: CNA
CVE-2020-7452
Source: XF
Type: UNKNOWN
freebsd-cve20207452-code-exec(181207)
Source: CONFIRM
Type: Patch, Vendor Advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:07.epair.asc
Source: CCN
Type: FreeBSD Security Advisory FreeBSD-SA-20:07.epair
Incorrect user-controlled pointer use in epair
Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2020-7452
|
| Vulnerable Configuration: | Configuration 1:
cpe:/o:freebsd:freebsd:11.3:-:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:11.3:p1:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:11.3:p3:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:11.3:p2:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:12.1:p1:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:12.1:-:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:11.3:p4:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:11.3:p5:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:11.3:p6:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:12.1:p2:*:*:*:*:*:*
Configuration CCN 1:
cpe:/o:freebsd:freebsd:-:*:*:*:*:*:*:*
 Denotes that component is vulnerable |
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