High severity · published Feb 21, 2020
CVE-2020-9330
Certain Xerox WorkCentre printers before 073.xxx.000.02300 do not require the user to reenter or validate LDAP bind credentials when changing the LDAP connector IP address
8.8
CVSS
1.1%
EPSS
No
On KEV
Description
Certain Xerox WorkCentre printers before 073.xxx.000.02300 do not require the user to reenter or validate LDAP bind credentials when changing the LDAP connector IP address. A malicious actor who gains access to affected devices (e.g., by using default credentials) can change the LDAP connection IP address to a system owned by the actor without knowledge of the LDAP bind credentials. After changing the LDAP connection IP address, subsequent authentication attempts will result in the printer sending plaintext LDAP (Active Directory) credentials to the actor. Although the credentials may belong to a non-privileged user, organizations frequently use privileged service accounts to bind to Active Directory. The attacker gains a foothold on the Active Directory domain at a minimum, and may use the credentials to take over control of the Active Directory domain. This affects 3655*, 3655i*, 58XX*, 58XXi*, 59XX*, 59XXi*, 6655**, 6655i**, 72XX*, 72XXi*, 78XX**, 78XXi**, 7970**, 7970i**, EC7836**, and EC7856** devices.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 65% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
W3
Workcentre 3655 Firmware · Xerox
before 073.060.000.02300 · source: NVD
W3
Workcentre 3655i Firmware · Xerox
before 073.060.000.02300 · source: NVD
W5
Workcentre 5845 Firmware · Xerox
before 073.190.000.02300 · source: NVD
W5
Workcentre 5855 Firmware · Xerox
before 073.190.000.02300 · source: NVD
W5
Workcentre 5945 Firmware · Xerox
before 073.091.000.02300 · source: NVD
W5
Workcentre 5955 Firmware · Xerox
before 073.091.000.02300 · source: NVD
W6
Workcentre 6655 Firmware · Xerox
before 073.110.000.02300 · source: NVD
W6
Workcentre 6655i Firmware · Xerox
before 073.110.000.02300 · source: NVD
W7
Workcentre 7220 Firmware · Xerox
before 073.030.000.02300 · source: NVD
W7
Workcentre 7225 Firmware · Xerox
before 073.030.000.02300 · source: NVD
W7
Workcentre 7830 Firmware · Xerox
before 073.010.000.02300 · source: NVD
W7
Workcentre 7835 Firmware · Xerox
before 073.010.000.02300 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-9330
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-9330
Patch
https://securitydocs.business.xerox.com/wp-content/uploads/2020/02/cert_Security_Mini_Bulletin_XRX20D_for_ConnectKey.pdf
Exploit
https://www.securicon.com/hackers-can-gain-active-directory-privileges-through-new-vulnerability-in-xerox-printers/
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