dir-853 firmware vulnerabilities and fixes

Recent CVEs affecting dir-853 firmware, with upgrade or downgrade steps. 7 tracked.

Also searched as: dir 853 firmware, dir-853firmware.

dir-853 firmware has 7 tracked vulnerabilities, 3 critical. A fixed release or vendor patch exists for 0. Most recent: 2025-02-14. Highest priority: CVE-2025-25742 (score 57/100).

CVE-2025-25746 CRITICAL 9.8 MITIGATE D-Link DIR-853 A1 FW1.20B07 was discovered to contain a stack-based buffer overflow vulnerability via the Pass
CVE-2025-25745 HIGH 8.8 MITIGATE D-Link DIR-853 A1 FW1.20B07 was discovered to contain a stack-based buffer overflow vulnerability via the Pass
CVE-2025-25744 CRITICAL 9.8 MITIGATE D-Link DIR-853 A1 FW1.20B07 was discovered to contain a stack-based buffer overflow vulnerability via the Pass
CVE-2025-25743 HIGH 7.2 MITIGATE D-Link DIR-853 A1 FW1.20B07 was discovered to contain a command injection vulnerability in the SetVirtualServe
CVE-2025-25742 CRITICAL 9.8 MITIGATE D-Link DIR-853 A1 FW1.20B07 was discovered to contain a stack-based buffer overflow vulnerability via the Acco
CVE-2025-25741 MEDIUM 5.4 MITIGATE D-Link DIR-853 A1 FW1.20B07 was discovered to contain a stack-based buffer overflow vulnerability via the IPv6
CVE-2025-25740 MEDIUM 5.5 MITIGATE D-Link DIR-853 A1 FW1.20B07 was discovered to contain a stack-based buffer overflow vulnerability via the PSK

FAQ

How do I fix dir-853 firmware vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is dir-853 firmware being exploited right now?

None of the tracked dir-853 firmware CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which dir-853 firmware CVE should I patch first?

CVE-2025-25742 currently ranks highest (57/100): D-Link DIR-853 A1 FW1.20B07 was discovered to contain a stack-based buffer overflow vulnerability via the Acco.

RSS feed for dir-853 firmware · ← Back to latest CVEs