Vulnerability Name:

CVE-2021-20297 (CCN-202593)

Assigned:2020-12-17
Published:2021-03-25
Updated:2021-06-03
Summary:A flaw was found in NetworkManager in versions before 1.30.0. Setting match.path and activating a profile crashes NetworkManager. The highest threat from this vulnerability is to system availability.
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
5.5 Medium (REDHAT 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 (REDHAT 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
CVSS v2 Severity:2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
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
Vulnerability Type:CWE-20
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2021-20297

Source: CCN
Type: Red Hat Bugzilla – Bug 1943282
(CVE-2021-20297) - CVE-2021-20297 NetworkManager: Profile with match.path setting triggers crash

Source: MISC
Type: Issue Tracking, Patch, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1943282

Source: XF
Type: UNKNOWN
networkmanager-cve202120297-dos(202593)

Source: CCN
Type: NetworkManager GIT Repository
NetworkManager

Source: CCN
Type: The GNOME Project Web site
NetworkManager

Vulnerable Configuration:Configuration 1:
  • cpe:/a:gnome:networkmanager:*:*:*:*:*:*:*:* (Version < 1.30.0)

    • Configuration 2:
  • cpe:/a:redhat:openshift_container_platform:4.0:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:fedoraproject:fedora:33:*:*:*:*:*:*:*

    • Configuration RedHat 1:
  • cpe:/a:redhat:enterprise_linux:8:*:*:*:*:*:*:*

    • Configuration RedHat 2:
  • cpe:/a:redhat:enterprise_linux:8::appstream:*:*:*:*:*

    • Configuration RedHat 3:
  • cpe:/a:redhat:enterprise_linux:8::crb:*:*:*:*:*

    • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:8:*:*:*:*:*:*:*

    • Configuration RedHat 5:
  • cpe:/o:redhat:enterprise_linux:8::baseos:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:7625
    P
    		libnm0-1.38.6-150500.1.2 on GA media (Moderate)
    2023-06-12
    oval:org.opensuse.security:def:7869
    P
    		NetworkManager-1.38.6-150500.1.2 on GA media (Moderate)
    2023-06-12
    oval:org.opensuse.security:def:3253
    P
    		libsndfile1-1.0.25-36.16.1 on GA media (Moderate)
    2022-06-28
    oval:org.opensuse.security:def:3548
    P
    		libQt5Concurrent5-5.6.2-6.15.2 on GA media (Moderate)
    2022-06-28
    oval:org.opensuse.security:def:3041
    P
    		cron-4.2-59.10.1 on GA media (Moderate)
    2022-06-28
    oval:org.opensuse.security:def:94883
    P
    		NetworkManager-1.32.12-150400.1.11 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:95178
    P
    		NetworkManager-devel-1.32.12-150400.1.11 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:94671
    P
    		libnm0-1.32.12-150400.1.11 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:111911
    P
    		NetworkManager-1.32.10-2.1 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:105479
    P
    		NetworkManager-1.32.10-2.1 on GA media (Moderate)
    2021-10-01
    oval:com.redhat.rhsa:def:20211574
    P
    		RHSA-2021:1574: NetworkManager and libnma security, bug fix, and enhancement update (Moderate)
    2021-05-18
    BACK
    gnome networkmanager *
    redhat openshift container platform 4.0
    redhat enterprise linux 8.0
    fedoraproject fedora 33