CVE-2016-6563 EXPLOIT
9.8
CRITICAL · CVSS 3.0 · EPSS 79.7% (pctl 100)
Patch early
A public exploit exists.
Description
Processing malformed SOAP messages when performing the HNAP Login action causes a buffer overflow in the stack in some D-Link DIR routers. The vulnerable XML fields within the SOAP body are: Action, Username, LoginPassword, and Captcha. The following products are affected: DIR-823, DIR-822, DIR-818L(W), DIR-895L, DIR-890L, DIR-885L, DIR-880L, DIR-868L, and DIR-850L.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 79.74% — more likely to be exploited than 100% of all CVEs |
| Weakness | CWE-121 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2018-07-13 |
| Last modified | 2026-06-17 |
Affected (18)
| Vendor | Product |
|---|---|
| dlink | dir-818l\(w\) |
| dlink | dir-818l\(w\) firmware |
| dlink | dir-822 |
| dlink | dir-822 firmware |
| dlink | dir-823 |
| dlink | dir-823 firmware |
| dlink | dir-850l |
| dlink | dir-850l firmware |
| dlink | dir-868l |
| dlink | dir-868l firmware |
| dlink | dir-880l |
| dlink | dir-880l firmware |
| dlink | dir-885l |
| dlink | dir-885l firmware |
| dlink | dir-890l |
| dlink | dir-890l firmware |
| dlink | dir-895l |
| dlink | dir-895l firmware |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | D-Link DIR-Series Routers - HNAP Login Stack Buffer Overflow (Metasploit) | 2016-11-21 |
References
- http://seclists.org/fulldisclosure/2016/Nov/38
- http://www.securityfocus.com/bid/94130
- https://www.exploit-db.com/exploits/40805/
- https://www.kb.cert.org/vuls/id/677427
- http://seclists.org/fulldisclosure/2016/Nov/38
- http://www.securityfocus.com/bid/94130
- https://www.exploit-db.com/exploits/40805/
- https://www.kb.cert.org/vuls/id/677427
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