CVE-2021-42635: printerlogic web stack – CVSS 8.1 · Watchpost

← All vulnerabilities

CVE-2021-42635

HIGH 8.1CVE-2021-42635 · Published 31/01/2022 · updated 09/07/2026

In short

CVE-2021-42635 is a HIGH (CVSS 8.1) vulnerability affecting web stack (printerlogic).
Chance of exploitation in the next 30 days (EPSS): 5.6%, higher than 92.9% of all vulnerabilities.
Fix: update to 19.1.1.13 or later.

Package	Affected versions	Patched versions
web stack printerlogic	`= 19.1.1.13< 19.1.1.13`	`19.1.1.13`

Description

PrinterLogic Web Stack versions 19.1.1.13 SP9 and below use a hardcoded APP_KEY value, leading to pre-auth remote code execution.

References

portswigger.net/daily-swig/printerlogic-vendor-addresses-triple-rce-threat-against-all-connected-endpoints · Press/Media Coverage
securityaffairs.co/wordpress/127194/security/printerlogic-printer-management-suite-flaws.html · Third Party Advisory
thecyberthrone.in/2022/01/26/printerlogic-%F0%9F%96%A8-fixes-critical-vulnerabilities-in-its-suite · Press/Media Coverage
printerlogic.com/security-bulletin · Vendor Advisory
securityweek.com/printerlogic-patches-code-execution-flaws-printer-management-suite · Press/Media Coverage
yahooinc.com/paranoids/paranoids-vulnerability-research-printerlogic-issues-security-alert · Exploit

More vulnerabilities in web stack

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Scan my site free