Vulnerability Monitor

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CVE-2021-23242

MERCUSYS Mercury X18G 1.0.5 devices allow Directory Traversal via ../ to the UPnP server, as demonstrated by the /../../conf/template/uhttpd.json URI.

Published

2021-01-07T21:15:14.370

Last Modified

2024-11-21T05:51:26.287

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-22

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	mercusys	mercury_x18g_firmware	1.0.5	Yes
Hardware	mercusys	mercury_x18g	-	No

References

https://github.com/BATTZION/MY_REQUEST/blob/master/Mercury%20Router%20Upnp%20Server%20Directory%20Traversal.md Exploit, Third Party Advisory ([email protected])
https://www.mercurycom.com.cn/product-521-1.html Product, Vendor Advisory ([email protected])
https://www.mercusys.com/en/ Vendor Advisory ([email protected])
https://github.com/BATTZION/MY_REQUEST/blob/master/Mercury%20Router%20Upnp%20Server%20Directory%20Traversal.md Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mercurycom.com.cn/product-521-1.html Product, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mercusys.com/en/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)