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nvd[email protected]NVD:CVE-2020-5686
HistoryJan 13, 2021 - 10:15 a.m.

CVE-2020-5686

2021-01-1310:15:15
CWE-287
web.nvd.nist.gov
1
cve-2020-5686
univerge sv9500
univerge sv8500
authentication issue
remote access
information disclosure

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.002

Percentile

54.7%

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.

Affected configurations

Nvd
Node
necuniverge_sv9500_firmwareRangev1v7
AND
necuniverge_sv9500Match-
Node
necuniverge_sv8500_firmwareRanges6s8
AND
necuniverge_sv8500Match-
VendorProductVersionCPE
necuniverge_sv9500_firmware*cpe:2.3:o:nec:univerge_sv9500_firmware:*:*:*:*:*:*:*:*
necuniverge_sv9500-cpe:2.3:h:nec:univerge_sv9500:-:*:*:*:*:*:*:*
necuniverge_sv8500_firmware*cpe:2.3:o:nec:univerge_sv8500_firmware:*:*:*:*:*:*:*:*
necuniverge_sv8500-cpe:2.3:h:nec:univerge_sv8500:-:*:*:*:*:*:*:*

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.002

Percentile

54.7%

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