Vulnerability Details : 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 maintenance feature and obtain the information by sending a specially crafted request to a specific URL.
Vulnerability category: BypassGain privilege
Products affected by CVE-2020-5686
- cpe:2.3:o:nec:univerge_sv9500_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:nec:univerge_sv8500_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-5686
0.15%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 51 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-5686
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST | |
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2020-5686
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-5686
-
https://www.necplatforms.co.jp/en/press/security_adv.html
Security Advisories | NEC Platforms, LtdVendor Advisory
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https://jvn.jp/en/jp/JVN38784555/index.html
JVN#38784555: Multiple vulnerabilities in UNIVERGE SV9500/SV8500 seriesThird Party Advisory
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