PT-2022-9195 · Konica Minolta · Bizhub

Mr. Benjamin Kienle + 1 · Published 2022-01-04 · Updated 2022-01-21 · CVE-2021-20868

Positive Technologies (AI Summary)

CVSS v3.1

4.5

Medium

Base vector

AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions KONICA MINOLTA bizhub series versions G00-35 and earlier KONICA MINOLTA bizhub series versions G00-B6 and earlier KONICA MINOLTA bizhub series versions G00-37 and earlier KONICA MINOLTA bizhub series versions G00-33 and earlier KONICA MINOLTA bizhub series versions G00-19 and earlier KONICA MINOLTA bizhub series versions GC7-X8 and earlier KONICA MINOLTA bizhub series versions GC9-X4 and earlier KONICA MINOLTA bizhub series versions GDQ-M0 and earlier KONICA MINOLTA bizhub series versions GDQ-M1 and earlier KONICA MINOLTA bizhub series versions GR1-M0 and earlier KONICA MINOLTA bizhub series versions G00-22 and earlier

Description The issue allows an attacker on the adjacent network to obtain user credentials if external server authentication is enabled via a specific SOAP message sent by an administrative user.

Recommendations For KONICA MINOLTA bizhub series versions G00-35 and earlier, consider disabling external server authentication until a patch is available. For KONICA MINOLTA bizhub series versions G00-B6 and earlier, restrict access to administrative users to minimize the risk of exploitation. For KONICA MINOLTA bizhub series versions G00-37 and earlier, avoid using the SOAP message sent by an administrative user until the issue is resolved. For KONICA MINOLTA bizhub series versions G00-33 and earlier, consider implementing additional authentication measures to prevent unauthorized access. For KONICA MINOLTA bizhub series versions G00-19 and earlier, restrict access to the external server authentication feature to minimize the risk of exploitation. For KONICA MINOLTA bizhub series versions GC7-X8 and earlier, consider disabling the vulnerable SOAP message until a patch is available. For KONICA MINOLTA bizhub series versions GC9-X4 and earlier, restrict access to administrative users to minimize the risk of exploitation. For KONICA MINOLTA bizhub series versions GDQ-M0 and earlier, avoid using the external server authentication feature until the issue is resolved. For KONICA MINOLTA bizhub series versions GDQ-M1 and earlier, consider implementing additional authentication measures to prevent unauthorized access. For KONICA MINOLTA bizhub series versions GR1-M0 and earlier, restrict access to the vulnerable SOAP message to minimize the risk of exploitation. For KONICA MINOLTA bizhub series versions G00-22 and earlier, consider disabling external server authentication until a patch is available.

Fix

Incorrect Authorization

Weakness Enumeration

CWE-863

Related Identifiers

CVE-2021-20868

Affected Products

Bizhub

References · 8

• https://konicaminolta.com/global/newsroom/topics/2021/1224-01-01.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-20868 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-20868 · Security Note
• https://konicaminolta.jp/business/support/important/211224_01_01.html · Vendor Advisory
• https://jvn.jp/vu/JVNVU95192472/index.html · Note
• https://t.me/cibsecurity/34904 · Telegram Post
• https://t.me/cvenotify/25368 · Telegram Post
• https://jvn.jp/en/vu/JVNVU95192472/index.html · Note