Critical severity · published Feb 6, 2024
CVE-2023-6234
Buffer overflow in CPCA Color LUT Resource Download process of Office Multifunction Printers and Laser Printers(*) which may allow an attacker on the network segment to trigger…
9.8
CVSS
1.4%
EPSS
No
On KEV
Description
Buffer overflow in CPCA Color LUT Resource Download process of 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 LBP670C Series/Satera MF750C Series firmware v03.07 and earlier sold in Japan. Color imageCLASS LBP674C/Color imageCLASS X LBP1333C/Color imageCLASS MF750C Series/Color imageCLASS X MF1333C Series firmware v03.07 and earlier sold in US. i-SENSYS LBP673Cdw/C1333P/i-SENSYS MF750C Series/C1333i Series firmware v03.07 and earlier sold in Europe.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 72% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IL
I-sensys Lbp673cdw Firmware · Canon
through 03.07 · source: NVD
IM
I-sensys Mf752cdw Firmware · Canon
through 03.07 · source: NVD
IM
I-sensys Mf754cdw Firmware · Canon
through 03.07 · source: NVD
IX
I-sensys X C1333i Firmware · Canon
through 03.07 · source: NVD
IX
I-sensys X C1333if Firmware · Canon
through 03.07 · source: NVD
IX
I-sensys X C1333p Firmware · Canon
through 03.07 · source: NVD
LF
Lbp122dw Firmware · Canon
through 03.07 · source: NVD
LI
Lbp1238 II Firmware · Canon
through 03.07 · source: NVD
LF
Lbp1333c Firmware · Canon
through 03.07 · source: NVD
LF
Lbp236dw Firmware · Canon
through 03.07 · source: NVD
LF
Lbp237dw Firmware · Canon
through 03.07 · source: NVD
LF
Lbp671c Firmware · Canon
through 03.07 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-6234
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-6234
Vendor Advisory
https://canon.jp/support/support-info/240205vulnerability-response
Vendor Advisory
https://psirt.canon/advisory-information/cp2024-001/
Vendor Advisory
https://www.canon-europe.com/support/product-security-latest-news/
Vendor Advisory
https://www.usa.canon.com/support/canon-product-advisories/Service-Notice-Regarding-Vulnerability-Measure-Against-Buffer-Overflow-for-Laser-Printers-and-Small-Office-Multifunctional-Printers
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