#VU59822 Cross-site scripting in Canon Inc. products - CVE-2021-20877

Vulnerability identifier: #VU59822

Vulnerability risk: Low

CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear

CVE-ID: CVE-2021-20877

CWE-ID: CWE-79

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
MF113W
MF212W
MF217W
MF227DW
MF229DW
MF232W
MF244DW
MF247DW
MF249DW
MF264DW
MF267DW
MF269DW
MF269DW VP
MF4570DN
MF4570DW
MF4770N
MF4880DW
MF4890DW
LBP113W
LBP151DW
LBP162DW
iSENSYS LBP113W
iSENSYS LBP151DW
iSENSYS MF269dw
iSENSYS MF267dw
iSENSYS MF264dw
iSENSYS MF113w
iSENSYS MF249dw
iSENSYS MF247dw
iSENSYS MF244dw
iSENSYS MF237w
iSENSYS MF232w
iSENSYS MF229dw
iSENSYS MF217w
iSENSYS MF212w
iSENSYS MF4780w
iSENSYS MF4890dw
imageRUNNER 2206IF
imageRUNNER 2204N
imageRUNNER 2204F

Software vendor:
Canon Inc.

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote authenticated attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Install updates from vendor's website.

• https://jvn.jp/en/jp/JVN64806328/index.html
• https://www.usa.canon.com/internet/portal/us/home/support/product-advisories/detail/Service-Notice-Canon-Laser-Printer-and-Small-Office-Multifunctional-Printer-related-to-cross-site-scripting
• https://www.canon-europe.com/support/product-security-latest-news/