CRITICAL · 9.8

CVE-2023-0853

Buffer overflow in mDNS NSEC record registering process of Office / Small Office Multifunction Printers and Laser Printers(*) which may allow an attacker on the network segment to trigger the affected...

Vulnerability Description

Buffer overflow in mDNS NSEC record registering process of Office / Small Office Multifunction Printers and Laser Printers(*) which may allow an attacker on the network segment to trigger the affected product being unresponsive or to execute arbitrary code. *:Satera LBP660C Series/LBP620C Series/MF740C Series/MF640C Series firmware Ver.11.04 and earlier sold in Japan. Color imageCLASS LBP660C Series/LBP 620C Series/X LBP1127C/MF740C Series/MF640C Series/X MF1127C firmware Ver.11.04 and earlier sold in US. i-SENSYS LBP660C Series/LBP620C Series/MF740C Series/MF640C Series, C1127P, C1127iF, C1127i firmware Ver.11.04 and earlier sold in Europe.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
CanonMf642Cdw Firmware<= 11.04
CanonMf642Cdw-
CanonMf644Cdw Firmware<= 11.04
CanonMf644Cdw-
CanonMf741Cdw Firmware<= 11.04
CanonMf741Cdw-
CanonMf743Cdw Firmware<= 11.04
CanonMf743Cdw-
CanonMf745Cdw Firmware<= 11.04
CanonMf745Cdw-
CanonLbp621C Firmware<= 11.04
CanonLbp621C-
CanonLbp622C Firmware<= 11.04
CanonLbp622C-
CanonLbp661C Firmware<= 11.04
CanonLbp661C-
CanonLbp662C Firmware<= 11.04
CanonLbp662C-
CanonLbp664C Firmware<= 11.04
CanonLbp664C-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2023-0853?

CVE-2023-0853 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Buffer overflow in mDNS NSEC record registering process of Office / Small Office Multifunction Printers and Laser Printers(*) which may allow an attacker on the network segment to trigger the affected...

How severe is CVE-2023-0853?

CVE-2023-0853 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2023-0853?

Check the references section above for vendor advisories and patch information. Affected products include: Canon Mf642Cdw Firmware, Canon Mf642Cdw, Canon Mf644Cdw Firmware, Canon Mf644Cdw, Canon Mf741Cdw Firmware.