What is the CVSS score of CVE-2022-38258?

CVE-2022-38258 has a CVSS 3.1 base score of 8.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H. EPSS exploitation probability: 1.1%.

Is there a public PoC exploit available for CVE-2022-38258?

Yes, a public proof-of-concept exploit is available for CVE-2022-38258. Prioritise patching immediately. EPSS: 1.1%.

Dir 819 Firmware CVE-2022-38258

HIGH

Path Traversal (CWE-22)

2022-09-08 cve@mitre.org

D-Link Path Traversal Denial Of Service Dir 819 Firmware

8.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.1 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Sep 08, 2022 - 18:15 nvd

HIGH 8.1

DescriptionNVD

AnalysisAI

A local file inclusion (LFI) vulnerability in D-Link DIR 819 v1.06 allows attackers to cause a Denial of Service (DoS) or access sensitive server information via manipulation of the getpage parameter. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and 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. A local file inclusion (LFI) vulnerability in D-Link DIR 819 v1.06 allows attackers to cause a Denial of Service (DoS) or access sensitive server information via manipulation of the getpage parameter in a crafted web request. Affected products include: Dlink Dir-819 Firmware.

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.