CVE-2023-25280: D-Link DIR-820 Router OS Command Injection Vulnerability

Vulnerability summary

CVE-2023-25280 is a critical (CVSS 9.8) OS Command Injection vulnerability in D-Link DIR-820 Router. It is known to be exploited: CISA lists it, first on 30-09-2024. EPSS estimates a 97.86% chance of exploitation in the next 30 days, higher than 99.9% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 16-03-2023
   PublishedVulnerability first disclosed.
2. 30-09-2024
   Added to CISA KEVD-Link DIR-820 Router OS Command Injection Vulnerability
3. 21-10-2024
   CISA remediation dueThe impacted product is end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue utilization of the product.
4. 21-10-2025
   Last modifiedVulnerability information updated.

Description

OS Command injection vulnerability in D-Link DIR820LA1_FW105B03 allows attackers to escalate privileges to root via a crafted payload with the ping_addr parameter to ping.ccp.

• CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.