Critical severity · published Jan 13, 2021
CVE-2020-5685
UNIVERGE SV9500 series from V1 to V7and SV8500 series from S6 to S8 allows an attacker to execute arbitrary OS commands or cause a denial-of-service (DoS) condition by sending a…
9.8
CVSS
1.8%
EPSS
No
On KEV
Description
UNIVERGE SV9500 series from V1 to V7and SV8500 series from S6 to S8 allows an attacker to execute arbitrary OS commands or cause a denial-of-service (DoS) condition by sending a specially crafted request to a specific URL.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.8% · higher than 79% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
US
Univerge Sv8500 Firmware · Nec
s6 through s8 · source: NVD
US
Univerge Sv9500 Firmware · Nec
v1 through v7 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-5685
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-5685
Third Party Advisory
https://jvn.jp/en/jp/JVN38784555/index.html
Vendor Advisory
https://www.necplatforms.co.jp/en/press/security_adv.html
More from Univerge Sv8500 Firmware
7.5
CVE-2020-5686
Incorrect implementation of authentication algorithm issue in UNIVERGE SV9500 series from V1 to V7and SV8500 series from S6 to S8 allows an attacker to access the remote system…