What is the CVSS score of CVE-2021-42635?

CVE-2021-42635 has a CVSS 3.1 base score of 8.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 5.7%.

Is there a public PoC exploit available for CVE-2021-42635?

Yes, a public proof-of-concept exploit is available for CVE-2021-42635. Prioritise patching immediately. EPSS: 5.7%.

Web Stack CVE-2021-42635

HIGH

Use of Hard-coded Credentials (CWE-798)

2022-01-31 cve@mitre.org

RCE Authentication Bypass Web Stack

8.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.1 HIGH

AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jan 31, 2022 - 18:15 nvd

HIGH 8.1

DescriptionNVD

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

AnalysisAI

PrinterLogic Web Stack versions 19.1.1.13 SP9 and below use a hardcoded APP_KEY value, leading to pre-auth remote code execution. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Use of Hard-coded Credentials (CWE-798), which allows attackers to gain access using credentials embedded in source code. PrinterLogic Web Stack versions 19.1.1.13 SP9 and below use a hardcoded APP_KEY value, leading to pre-auth remote code execution. Affected products include: Printerlogic Web Stack.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Remove hard-coded credentials, use environment variables or secrets management, rotate exposed credentials immediately.