CVE-2025-70243 Vulnerability Analysis & Exploit Details

CVE-2025-70243
Vulnerability Scoring

7.5
/10
Very High Risk

Highly exploitable, CVE-2025-70243 poses a critical security risk that could lead to severe breaches.

Attack Complexity Details

  • Attack Complexity: Low
    Exploits can be performed without significant complexity or special conditions.
  • Attack Vector: Network
    Vulnerability is exploitable over a network without physical access.
  • Privileges Required: None
    No privileges are required for exploitation.
  • Scope: Unchanged
    Exploit remains within the originally vulnerable component.
  • User Interaction: None
    No user interaction is necessary for exploitation.

CVE-2025-70243 Details

Status: Analyzed

Last updated: 🕗 11 Mar 2026, 20:02 UTC
Originally published on: 🕒 09 Mar 2026, 15:15 UTC

Time between publication and last update: 2 days

CVSS Release: version 3

CVSS3 Source

134c704f-9b21-4f2e-91b3-4a467353bcc0

CVSS3 Type

Secondary

CVSS3 Vector

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

CVE-2025-70243 Vulnerability Summary

CVE-2025-70243: Stack buffer overflow vulnerability in D-Link DIR-513 v1.10 via the curTime parameter to goform/formSetWAN_Wizard534.

Assessing the Risk of CVE-2025-70243

Access Complexity Graph

The exploitability of CVE-2025-70243 depends on two key factors: attack complexity (the level of effort required to execute an exploit) and privileges required (the access level an attacker needs).

Exploitability Analysis for CVE-2025-70243

With low attack complexity and no required privileges, CVE-2025-70243 is an easy target for cybercriminals. Organizations should prioritize immediate mitigation measures to prevent unauthorized access and data breaches.

Understanding AC and PR

A lower complexity and fewer privilege requirements make exploitation easier. Security teams should evaluate these aspects to determine the urgency of mitigation strategies, such as patch management and access control policies.

Attack Complexity (AC) measures the difficulty in executing an exploit. A high AC means that specific conditions must be met, making an attack more challenging, while a low AC means the vulnerability can be exploited with minimal effort.

Privileges Required (PR) determine the level of system access necessary for an attack. Vulnerabilities requiring no privileges are more accessible to attackers, whereas high privilege requirements limit exploitation to authorized users with elevated access.

CVSS Score Breakdown Chart

Above is the CVSS Sub-score Breakdown for CVE-2025-70243, illustrating how Base, Impact, and Exploitability factors combine to form the overall severity rating. A higher sub-score typically indicates a more severe or easier-to-exploit vulnerability.

CIA Impact Analysis

Below is the Impact Analysis for CVE-2025-70243, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: None
    CVE-2025-70243 has no significant impact on data confidentiality.
  • Integrity: None
    CVE-2025-70243 poses no threat to data integrity.
  • Availability: High
    CVE-2025-70243 can disrupt system operations, potentially causing complete denial of service (DoS).

CVE-2025-70243 References

External References

CWE Common Weakness Enumeration

CWE-121

Vulnerable Configurations

  • cpe:2.3:o:dlink:dir-513_firmware:1.10:*:*:*:*:*:*:*
    cpe:2.3:o:dlink:dir-513_firmware:1.10:*:*:*:*:*:*:*
  • cpe:2.3:h:dlink:dir-513:-:*:*:*:*:*:*:*
    cpe:2.3:h:dlink:dir-513:-:*:*:*:*:*:*:*

Protect Your Infrastructure against CVE-2025-70243: Combat Critical CVE Threats

Stay updated with real-time CVE vulnerabilities and take action to secure your systems. Enhance your cybersecurity posture with the latest threat intelligence and mitigation techniques. Develop the skills necessary to defend against CVEs and secure critical infrastructures. Join the top cybersecurity professionals safeguarding today's infrastructures.

Other 5 Recently Published CVEs Vulnerabilities

  • CVE-2026-5613 – A vulnerability was identified in Belkin F9K1015 1.00.10. This issue affects the function formReboot of the file /goform/formReboot. The manipulati...
  • CVE-2026-5612 – A vulnerability was determined in Belkin F9K1015 1.00.10. This vulnerability affects the function formWlEncrypt of the file /goform/formWlEncrypt. ...
  • CVE-2026-5611 – A vulnerability was found in Belkin F9K1015 1.00.10. This affects the function formCrossBandSwitch of the file /goform/formCrossBandSwitch. Perform...
  • CVE-2026-5610 – A vulnerability has been found in Belkin F9K1015 1.00.10. Affected by this issue is the function formWISP5G of the file /goform/formWISP5G. Such ma...
  • CVE-2026-5609 – A flaw has been found in Tenda i12 1.0.0.11(3862). Affected by this vulnerability is the function formwrlSSIDset of the file /goform/wifiSSIDset of...