High severity · published Dec 1, 2020
CVE-2020-9117
HUAWEI nova 4 versions earlier than 10.0.0.165(C01E34R2P4) and SydneyM-AL00 versions earlier than 10.0.0.165(C00E66R1P5) have an out-of-bounds read and write vulnerability
7.8
CVSS
0.3%
EPSS
No
On KEV
Description
HUAWEI nova 4 versions earlier than 10.0.0.165(C01E34R2P4) and SydneyM-AL00 versions earlier than 10.0.0.165(C00E66R1P5) have an out-of-bounds read and write vulnerability. An attacker with specific permissions crafts malformed packet with specific parameter and sends the packet to the affected products. Due to insufficient validation of packet, which may be exploited to cause the information leakage or arbitrary code execution.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 18% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
N4
Nova 4 Firmware · Huawei
before 10.0.0.165\(c01e34r2p4\) · source: NVD
SF
Sydneym-al00 Firmware · Huawei
before 10.0.0.165\(c00e66r1p5\) · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-9117
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-9117
Vendor Advisory
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20201125-01-outofboundread-en
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