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PureStorageVULNRICHMENT:CVE-2023-4976

HistoryJul 17, 2024 - 3:25 p.m.

CVE-2023-4976 FlashBlade Authentication Mechanism Vulnerability

2024-07-1715:25:58

CWE-269

PureStorage

github.com

flashblade

authentication

vulnerability

purity//fb

local account

privilege escalation

management interface

CVSS4

9.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/SC:N/VI:H/SI:N/VA:H/SA:N

AI Score

6.7

Confidence

Low

EPSS

Percentile

9.3%

SSVC

Exploitation

none

Automatable

yes

Technical Impact

total

JSON

A flaw exists in Purity//FB whereby a local account is permitted to authenticate to the management interface using an unintended method that allows an attacker to gain privileged access to the array.

ADP Affected

[
  {
    "cpes": [
      "cpe:2.3:a:purestorage:flashblade:*:*:*:*:*:*:*:*"
    ],
    "vendor": "purestorage",
    "product": "flashblade",
    "versions": [
      {
        "status": "affected",
        "version": "3.3.5",
        "versionType": "custom",
        "lessThanOrEqual": "3.3.10"
      },
      {
        "status": "affected",
        "version": "4.0.4",
        "versionType": "custom",
        "lessThanOrEqual": "4.0.6"
      },
      {
        "status": "affected",
        "version": "4.1.0",
        "versionType": "custom",
        "lessThanOrEqual": "4.1.8"
      },
      {
        "status": "affected",
        "version": "4.2.0",
        "versionType": "custom",
        "lessThanOrEqual": "4.2.2"
      }
    ],
    "defaultStatus": "unknown"
  }
]

References

purestorage.com/security

CVSS4

9.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/SC:N/VI:H/SI:N/VA:H/SA:N

AI Score

6.7

Confidence

Low

EPSS

Percentile

9.3%

SSVC

Exploitation

none

Automatable

yes

Technical Impact

total

JSON

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