What is the CVSS score of CVE-2025-55602?

CVE-2025-55602 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:N/I:N/A:H. EPSS exploitation probability: 0.2%.

Which versions of Dir 619l Firmware are affected by CVE-2025-55602?

Organizations using D-Link DIR-619L 2.06B01 face notable risk from CVE-2025-55602, a out-of-bounds write vulnerability rated CVSS 7.5.

Is there a public PoC exploit available for CVE-2025-55602?

Yes, a public proof-of-concept exploit is available for CVE-2025-55602. Prioritise patching immediately. EPSS: 0.2%.

How to fix or mitigate CVE-2025-55602?

Within 30 days: Identify all affected systems and apply vendor patches as part of regular patch cycle. If patching is delayed, consider network segmentation to limit exposure.

Dir 619l Firmware CVE-2025-55602

HIGH

Out-of-bounds Write (CWE-787)

2025-08-22 cve@mitre.org

Buffer Overflow Memory Corruption D-Link Dir 619l Firmware

7.5

CVSS 3.1

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:08 vuln.today

PoC Detected

Sep 26, 2025 - 12:53 vuln.today

Public exploit code

CVE Published

Aug 22, 2025 - 16:15 nvd

HIGH 7.5

DescriptionNVD

D-Link DIR-619L 2.06B01 is vulnerable to Buffer Overflow in the formSysCmd function via the submit-url parameter.

AnalysisAI

D-Link DIR-619L 2.06B01 is vulnerable to Buffer Overflow in the formSysCmd function via the submit-url parameter. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Out-of-bounds Write (CWE-787), which allows attackers to write data beyond allocated buffer boundaries leading to code execution or crashes. D-Link DIR-619L 2.06B01 is vulnerable to Buffer Overflow in the formSysCmd function via the submit-url parameter. Affected products include: Dlink Dir-619L Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate write boundaries, use memory-safe languages, enable compiler protections (ASLR, stack canaries).