Vulnerability Name: | CVE-2020-25582 (CCN-198976) |
Assigned: | 2020-09-14 |
Published: | 2021-02-24 |
Updated: | 2022-07-12 |
Summary: | In FreeBSD 12.2-STABLE before r369334, 11.4-STABLE before r369335, 12.2-RELEASE before p4 and 11.4-RELEASE before p8 when a process, such as jexec(8) or killall(1), calls jail_attach(2) to enter a jail, the jailed root can attach to it using ptrace(2) before the current working directory is changed.
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CVSS v3 Severity: | 8.7 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N) 7.6 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N/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): None | 8.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H) 7.7 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/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): Low 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: | 8.5 High (CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:N)Exploitability Metrics: | Access Vector (AV): Network Access Complexity (AC): Low Authentication (Au): Single_Instance | Impact Metrics: | Confidentiality (C): Complete Integrity (I): Complete Availibility (A): None | 9.0 High (CCN 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 Athentication (Au): Single_Instance
| Impact Metrics: | Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete |
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Vulnerability Type: | CWE-362
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Vulnerability Consequences: | Gain Privileges |
References: | Source: MITRE Type: CNA CVE-2020-25582
Source: XF Type: UNKNOWN freebsd-cve202025582-priv-esc(198976)
Source: MISC Type: Vendor Advisory https://security.FreeBSD.org/advisories/FreeBSD-SA-21:05.jail_chdir.asc
Source: CONFIRM Type: Third Party Advisory https://security.netapp.com/advisory/ntap-20210423-0003/
Source: CCN Type: FreeBSD Security Advisory FreeBSD-SA-20:24.ipv6 jail_attach(2) relies on the caller to change the cwd
Source: CCN Type: WhiteSource Vulnerability Database CVE-2020-25582
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Vulnerable Configuration: | Configuration 1: cpe:/o:freebsd:freebsd:11.4:-:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:11.4:p1:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:11.4:p3:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:11.4:p2:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:12.2:p1:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:12.2:p2:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:12.2:-:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:12.2:p3:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:11.4:p4:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:11.4:p5:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:11.4:p6:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:11.4:p7:*:*:*:*:*:* Configuration CCN 1: cpe:/o:freebsd:freebsd:11.4:stable:*:*:*:*:*:*OR cpe:/o:freebsd:freebsd:11.4:release:*:*:*:*:*:*
Denotes that component is vulnerable |
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