What is the CVSS score of CVE-2021-3223?

CVE-2021-3223 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 18.5%.

Is there a public PoC exploit available for CVE-2021-3223?

Yes, a public proof-of-concept exploit is available for CVE-2021-3223. Prioritise patching immediately. EPSS: 18.5%.

Is there a patch available for CVE-2021-3223?

Yes, a patch is available for CVE-2021-3223. Update the affected software to the latest version immediately.

Node Red Dashboard CVE-2021-3223

HIGH

Path Traversal (CWE-22)

2021-01-26 cve@mitre.org

Path Traversal Node Red Dashboard

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Jan 26, 2021 - 18:16 nvd

HIGH 7.5

DescriptionNVD

Node-RED-Dashboard before 2.26.2 allows ui_base/js/..%2f directory traversal to read files.

AnalysisAI

Node-RED-Dashboard before 2.26.2 allows ui_base/js/..%2f directory traversal to read files. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. Node-RED-Dashboard before 2.26.2 allows ui_base/js/..%2f directory traversal to read files. Affected products include: Nodered Node-Red-Dashboard. Version information: before 2.26.2.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.