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HackeroneCVE-2018-16499

HistoryMay 26, 2021 - 7:15 p.m.

CVE-2018-16499

2021-05-2619:15:08

CWE-326

hackerone

web.nvd.nist.gov

vos

compromise

man-in-the-middle attacks

ssh encryption protocols

cipher suites

data protection tsr

nvd

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5.7

Confidence

High

EPSS

0.001

Percentile

35.0%

JSON

In VOS compromised, an attacker at network endpoints can possibly view communications between an unsuspecting user and the service using man-in-the-middle attacks. Usage of unapproved SSH encryption protocols or cipher suites also violates the Data Protection TSR (Technical Security Requirements).

Affected configurations

Nvd

Vulners

Node

versa-networksversa_operating_systemMatch-

VendorProductVersionCPE
versa-networksversa_operating_system-cpe:2.3:o:versa-networks:versa_operating_system:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
versa-networks	versa_operating_system	-	cpe:2.3:o:versa-networks:versa_operating_system:-:::::::*

CNA Affected

[
  {
    "product": "Versa VOS",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Fixed Versions: 16.1R2S11, 20.2.2, 21.1.1, 21.2.1"
      }
    ]
  }
]

References

hackerone.com/reports/1168196

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5.7

Confidence

High

EPSS

0.001

Percentile

35.0%

JSON

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