Huawei TechnologiesHUAWEI-SA-20200701-01-UPNPSecurity Advisory - CallStranger Vulnerability in UPnP Protocol
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:H
7.8 High
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:P/I:N/A:C
0.005 Low
EPSS
Percentile
77.2%
There is an vulnerability in UPnP protocol that does not forbid the acceptance of a subscription request with a delivery URL on a different network segment than the fully qualified event-subscription URL, named CallStranger. The UPnP function of Huawei product is enabled only on the LAN side and is not enabled on the WAN side. (Vulnerability ID: HWPSIRT-2020-04132)
This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2020-12695.
Huawei has released software updates to fix this vulnerability. This advisory is available at the following link:
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200701-01-upnp-en
Related
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:H
7.8 High
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:P/I:N/A:C
0.005 Low
EPSS
Percentile
77.2%