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cve[email protected]CVE-2021-20024
HistoryJul 09, 2021 - 10:15 p.m.

CVE-2021-20024

2021-07-0922:15:08
CWE-125
web.nvd.nist.gov
52
11
cve-2021-20024
sonicwall
switch
out-of-bound read vulnerability
lldp protocol
system instability
sensitive information
nvd

6.8 Medium

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

COMPLETE

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

8.1 High

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

7.7 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

30.6%

Multiple Out-of-Bound read vulnerability in SonicWall Switch when handling LLDP Protocol allows an attacker to cause a system instability or potentially read sensitive information from the memory locations.

Affected configurations

NVD
Node
sonicwallswitchRangeโ‰ค1.0.0.5-16
AND
sonicwallsws12-10fpoeMatch-
OR
sonicwallsws12-8Match-
OR
sonicwallsws12-8poeMatch-
OR
sonicwallsws14-24Match-
OR
sonicwallsws14-24fpoeMatch-
OR
sonicwallsws14-48Match-
OR
sonicwallsws14-48fpoeMatch-

CNA Affected

[
  {
    "product": "SonicWall Switch",
    "vendor": "SonicWall",
    "versions": [
      {
        "status": "affected",
        "version": "1.0.0.5-16 and earlier"
      }
    ]
  }
]

Social References

More

6.8 Medium

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

COMPLETE

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

8.1 High

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

7.7 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

30.6%

Related for CVE-2021-20024