CVE-2021-40655An informtion disclosure issue exists in D-LINK-DIR-605 B2 Firmware Version : 2.01MT.
Updated under an hour ago ()
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It affects dlink dir-605l_firmware and 1 other product. Add what you run to find out whether that includes you.
CISA lists it as known exploited since May 16, 2024; federal agencies had to remediate by Jun 6, 2024. Treat that date as your deadline.
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Free account, 1 product
An informtion disclosure issue exists in D-LINK-DIR-605 B2 Firmware Version : 2.01MT. An attacker can obtain a user name and password by forging a post request to the / getcfg.php page
- CVSS
- 7.5 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Weakness (CWE)
- CWE-863
- Known exploited
- Added to CISA KEV May 16, 2024; federal remediation due Jun 6, 2024This vulnerability affects legacy D-Link products. All associated hardware revisions have reached their end-of-life (EOL) or end-of-service (EOS) life cycle and should be retired and replaced per vendor instructions.
- EPSS (exploitation in the next 30 days)
- 86.66% (percentile 100)
- Assigned by
- mitre
- NVD analysis
- Analyzed
- Record last updated
- Oct 21, 2025
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
dlink dir-605l_firmware dlink:dir-605l_firmware | 2.01mt | CISA ADP |
dlink dir-605l dlink:dir-605l | b2 | CISA ADP |
dlink dir-605l_firmware dlink:dir-605l_firmware | 2.01mt | NVD |
References
- https://www.dlink.com/en/security-bulletin/x-refsource-misc, vendor-advisory
- https://github.com/Ilovewomen/D-LINK-DIR-605/x-refsource-misc, exploit, third-party-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-40655us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.