High severity · published Nov 24, 2020
CVE-2015-9550
An issue was discovered on TOTOLINK A850R-V1 through 1.0.1-B20150707.1612 and F1-V2 through 1.1-B20150708.1646 devices
7.5
CVSS
1.6%
EPSS
No
On KEV
Description
An issue was discovered on TOTOLINK A850R-V1 through 1.0.1-B20150707.1612 and F1-V2 through 1.1-B20150708.1646 devices. By sending a specific hel,xasf packet to the WAN interface, it is possible to open the web management interface on the WAN interface.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.6% · higher than 75% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AF
A850r-v1 Firmware · Totolink
before 1.0.1-b20150707.1612 · source: NVD
FF
F1-v2 Firmware · Totolink
before 2.1.1-b20150708.1646 · source: NVD
FF
F2-v1 Firmware · Totolink
before 2.1.0-b20150320.1611 · source: NVD
NF
N150rt-v2 Firmware · Totolink
before 2.1.1-b20150708.1548 · source: NVD
NF
N151rt-v2 Firmware · Totolink
before 1.1-b20150708.1559 · source: NVD
NF
N300rh-v2 Firmware · Totolink
before 2.0.1-b20150708.1625 · source: NVD
NF
N300rh-v3 Firmware · Totolink
before 3.0.0-b20150331.0858 · source: NVD
NF
N300rt-v2 Firmware · Totolink
before 2.1.1-b20150708.1613 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2015-9550
CVE.org
https://www.cve.org/CVERecord?id=CVE-2015-9550
Exploit
https://pierrekim.github.io/blog/2015-07-16-backdoor-and-RCE-found-in-8-TOTOLINK-products.html
More from A850r-v1 Firmware
9.8
CVE-2015-9551
An issue was discovered on TOTOLINK A850R-V1 through 1.0.1-B20150707.1612 and F1-V2 through 1.1-B20150708.1646 devices