| Vulnerability Name: | CVE-2020-25580 (CCN-198980) |
| Assigned: | 2020-09-14 |
| Published: | 2021-02-24 |
| Updated: | 2022-07-12 |
| Summary: | In FreeBSD 12.2-STABLE before r369346, 11.4-STABLE before r369345, 12.2-RELEASE before p4 and 11.4-RELEASE before p8 a regression in the login.access(5) rule processor has the effect of causing rules to fail to match even when they should not. This means that rules denying access may be ignored.
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| CVSS v3 Severity: | 5.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
4.6 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C)| Exploitability Metrics: | Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None | | Scope: | Scope (S): Unchanged
| | Impact Metrics: | Confidentiality (C): None
Integrity (I): Low
Availibility (A): None |
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C)| Exploitability Metrics: | Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None | | Scope: | Scope (S): Unchanged
| | Impact Metrics: | Confidentiality (C): None
Integrity (I): Low
Availibility (A): None |
|
| CVSS v2 Severity: | 5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)| Exploitability Metrics: | Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None | | Impact Metrics: | Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None |
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)| Exploitability Metrics: | Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
| | Impact Metrics: | Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None |
|
| Vulnerability Type: | CWE-697
|
| Vulnerability Consequences: | Bypass Security |
| References: | Source: MITRE
Type: CNA
CVE-2020-25580
Source: XF
Type: UNKNOWN
freebsd-cve202025580-sec-bypass(198980)
Source: MISC
Type: Vendor Advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-21:03.pam_login_access.asc
Source: CONFIRM
Type: Third Party Advisory
https://security.netapp.com/advisory/ntap-20210423-0005/
Source: CCN
Type: FreeBSD Security Advisory FreeBSD-SA-21:03.pam_login_access
login.access fails to apply rules
Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2020-25580
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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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