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[email protected]CVE-2020-5136

HistoryOct 12, 2020 - 11:15 a.m.

CVE-2020-5136

2020-10-1211:15:12

CWE-120

[email protected]

web.nvd.nist.gov

sonicos

buffer overflow

cve-2020-5136

dos

ssl-vpn

firewall

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

6.5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

32.4%

JSON

A buffer overflow vulnerability in SonicOS allows an authenticated attacker to cause Denial of Service (DoS) in the SSL-VPN and virtual assist portal, which leads to a firewall crash. This vulnerability affected SonicOS Gen 5 version 5.9.1.7, 5.9.1.13, Gen 6 version 6.5.4.7, 6.5.1.12, 6.0.5.3, SonicOSv 6.5.4.v and Gen 7 version 7.0.0.0.

Affected configurations

NVD

Node

sonicwallsonicosRange≤5.9.1.13

sonicwallsonicosRange6.0.0.0–6.0.5.3

sonicwallsonicosRange6.5.0.0–6.5.1.11

sonicwallsonicosRange6.5.4.0–6.5.4.7

sonicwallsonicosMatch7.0.0.0

sonicwallsonicosvRange≤6.5.4.4

CPENameOperatorVersion
sonicwall:sonicossonicwall sonicosle5.9.1.13
sonicwall:sonicossonicwall sonicosle6.0.5.3
sonicwall:sonicossonicwall sonicosle6.5.1.11
sonicwall:sonicossonicwall sonicosle6.5.4.7
sonicwall:sonicossonicwall sonicoseq7.0.0.0
sonicwall:sonicosvsonicwall sonicosvle6.5.4.4

CPE	Name	Operator	Version
sonicwall:sonicos	sonicwall sonicos	le	5.9.1.13
sonicwall:sonicos	sonicwall sonicos	le	6.0.5.3
sonicwall:sonicos	sonicwall sonicos	le	6.5.1.11
sonicwall:sonicos	sonicwall sonicos	le	6.5.4.7
sonicwall:sonicos	sonicwall sonicos	eq	7.0.0.0
sonicwall:sonicosv	sonicwall sonicosv	le	6.5.4.4

CNA Affected

[
  {
    "product": "SonicOS",
    "vendor": "SonicWall",
    "versions": [
      {
        "status": "affected",
        "version": "SonicOS 6.5.4.7-79n and earlier"
      },
      {
        "status": "affected",
        "version": "SonicOS 5.9.1.7-2n and earlier"
      },
      {
        "status": "affected",
        "version": "SonicOS 5.9.1.13-5n and earlier"
      },
      {
        "status": "affected",
        "version": "SonicOS 6.5.1.11-4n and earlier"
      },
      {
        "status": "affected",
        "version": "SonicOS 6.0.5.3-93o and earlier"
      },
      {
        "status": "affected",
        "version": "SonicOSv 6.5.4.4-44v-21-794 and earlier"
      },
      {
        "status": "affected",
        "version": "SonicOS 7.0.0.0-1"
      }
    ]
  }
]

References

psirt.global.sonicwall.com/vuln-detail/SNWLID-2020-0011

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

6.5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

32.4%

JSON

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