Vulnerability Name:

CVE-2020-28346 (CCN-198901)

Assigned:2020-11-06
Published:2020-11-06
Updated:2021-03-27
Summary:ACRN through 2.2 has a devicemodel/hw/pci/virtio/virtio.c NULL Pointer Dereference.
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/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): None
Availibility (A): High
7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/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): None
Availibility (A): High
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-476
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2020-28346

Source: XF
Type: UNKNOWN
acrn-cve202028346-dos(198901)

Source: CCN
Type: ACRN GIT Repository
dm: virtio: check for paddr_guest2host return value #5453

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/projectacrn/acrn-hypervisor/pull/5453

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/projectacrn/acrn-hypervisor/pull/5453/commits/ae0ab82434509d6e75f4a2f1e1a0dd2ee3dc3681

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2020-28346

Vulnerable Configuration:Configuration 1:
  • cpe:/a:projectacrn:acrn:*:*:*:*:*:*:*:* (Version <= 2.2)

    • Configuration CCN 1:
  • cpe:/a:gnu:tar:1.33:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    projectacrn acrn *
    gnu tar 1.33