High severity · published May 23, 2016
CVE-2016-4577
Buffer overflow in the Smart DNS functionality in the Huawei NGFW Module and Secospace USG6300, USG6500, USG6600, and USG9500 firewalls with software before V500R001C20SPC100…
7.5
CVSS
1%
EPSS
No
On KEV
Description
Buffer overflow in the Smart DNS functionality in the Huawei NGFW Module and Secospace USG6300, USG6500, USG6600, and USG9500 firewalls with software before V500R001C20SPC100 allows remote attackers to cause a denial of service or execute arbitrary code via a crafted packet, related to "illegitimate parameters."
CVSS vector
CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Adjacent
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 63% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NM
Ngfw Module Firmware · Huawei
v500r001c00 · source: NVD
SU
Secospace Usg6300 Firmware · Huawei
v500r001c00 · source: NVD
SU
Secospace Usg6500 Firmware · Huawei
v500r001c00 · source: NVD
SU
Secospace Usg6600 Firmware · Huawei
v500r001c00 · source: NVD
UF
Usg9500 Firmware · Huawei
v500r001c00 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-4577
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-4577
Vendor Advisory
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20160511-01-dns-en
www.securityfocus.com
http://www.securityfocus.com/bid/90532
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