Vulnerability Name:

CVE-2020-28033 (CCN-191083)

Assigned:2020-10-29
Published:2020-10-29
Updated:2022-06-29
Summary:WordPress before 5.5.2 mishandles embeds from disabled sites on a multisite network, as demonstrated by allowing a spam embed.
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:H/A:N)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/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): High
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-noinfo
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2020-28033

Source: XF
Type: UNKNOWN
wp-cve202028033-sec-bypass(191083)

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20201103 [SECURITY] [DLA 2429-1] wordpress security update

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2020-b386fac43a

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2020-15e15c35da

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2020-a764b11b52

Source: CCN
Type: WordPress Web site
WordPress

Source: CCN
Type: WordPress Web site
WordPress 5.5.2 Security and Maintenance Release

Source: MISC
Type: Release Notes, Vendor Advisory
https://wordpress.org/news/2020/10/wordpress-5-5-2-security-and-maintenance-release/

Source: DEBIAN
Type: Third Party Advisory
DSA-4784

Vulnerable Configuration:Configuration 1:
  • cpe:/a:wordpress:wordpress:*:*:*:*:*:*:*:* (Version < 5.5.2)

  • Configuration 2:
  • cpe:/o:fedoraproject:fedora:31:*:*:*:*:*:*:*
  • OR cpe:/o:fedoraproject:fedora:32:*:*:*:*:*:*:*
  • OR cpe:/o:fedoraproject:fedora:33:*:*:*:*:*:*:*

  • Configuration 3:
  • cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:10.0:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    wordpress wordpress *
    fedoraproject fedora 31
    fedoraproject fedora 32
    fedoraproject fedora 33
    debian debian linux 9.0
    debian debian linux 10.0