Vulnerability Details : CVE-2016-6563
Public exploit exists!
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.
Vulnerability category: Overflow
Exploit prediction scoring system (EPSS) score for CVE-2016-6563
96.69%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 100 %
Percentile, the proportion of vulnerabilities that are scored at or less
Metasploit modules for CVE-2016-6563
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Dlink DIR Routers Unauthenticated HNAP Login Stack Buffer Overflow
Disclosure Date: 2016-11-07First seen: 2020-04-26exploit/linux/http/dlink_hnap_login_bofSeveral Dlink routers contain a pre-authentication stack buffer overflow vulnerability, which is exposed on the LAN interface on port 80. This vulnerability affects the HNAP SOAP protocol, which accepts arbitrarily long strings into certain XML parameters and then copies the
CVSS scores for CVE-2016-6563
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
10.0
|
HIGH | AV:N/AC:L/Au:N/C:C/I:C/A:C |
10.0
|
10.0
|
NIST | |
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2016-6563
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The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
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A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).Assigned by: cret@cert.org (Secondary)
References for CVE-2016-6563
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https://www.exploit-db.com/exploits/40805/
D-Link DIR-Series Routers - HNAP Login Stack Buffer Overflow (Metasploit)Exploit;Third Party Advisory;VDB Entry
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https://www.kb.cert.org/vuls/id/677427
VU#677427 - D-Link routers HNAP service contains stack-based buffer overflowThird Party Advisory;US Government Resource
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http://www.securityfocus.com/bid/94130
Multiple D-Link DIR Routers CVE-2016-6563 Remote Stack Overflow VulnerabilityThird Party Advisory;VDB Entry
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http://seclists.org/fulldisclosure/2016/Nov/38
Full Disclosure: [CVE-2016-6563 / VU#677427]: Dlink DIR routers HNAP Login stack buffer overflowExploit;Mailing List;Third Party Advisory
Products affected by CVE-2016-6563
- cpe:2.3:o:dlink:dir-823_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dlink:dir-822_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dlink:dir-818l\(w\)_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dlink:dir-895l_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dlink:dir-890l_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dlink:dir-885l_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dlink:dir-880l_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dlink:dir-868l_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dlink:dir-850l_firmware:-:*:*:*:*:*:*:*