D-Link DSL-2770L / DIR-140L / DIR-640L Credential Disclosure

2018.12.23

Credit: Tyler Cui

Risk: High

Local: No

Remote: Yes

CVE: CVE-2018-18008

CWE: CWE-255

CVSS Base Score: 5/10

Impact Subscore: 2.9/10

Exploitability Subscore: 10/10

Exploit range: Remote

Attack complexity: Low

Authentication: No required

Confidentiality impact: Partial

Integrity impact: None

Availability impact: None

[Vendor]
us.dlink.com


[Product]
D-Link DSL-2770L (version ME_1.01, ME_1.02, AU_1.06)
D-Link DIR-140L, DIR-640L (version 1.00, 1.01RU, 1.02)
D-Link DWR-116, DWR-512, DWR-555, DWR-921 (version V1.03, V1.05, V2.01, V2.02)

[Vulnerability Type]
admin credentials disclosure


[Affected Component]
Web Interface


[CVE Reference]
CVE-2018-18008


[Security Issue]
An authenticated user can visit the page spaces.htm, for example, http://victime_ip/spaces.htm, and obtain clear text password of user admin at the line:

xxx="__password__";

[Network Access]
Remote via Web Interface


[Authentication]
Not required


[Disclosure Timeline]
2018-06-17: Vendor Notification
2018-06-19: Vendor acknowledgement
2018-10-23: Request update
2018-10-26: Vendor: "I don't have an update currently, but fixes are under development."
2018-12-07: Inform vendor of disclosure
2018-12-17: Public Disclosure

See this note in RAW Version

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