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TalosCVE-2021-21956

HistoryApr 14, 2022 - 8:15 p.m.

CVE-2021-21956

2022-04-1420:15:08

CWE-502

talos

web.nvd.nist.gov

cve-2021-21956

php

unserialize

vulnerability

cloudlinux

imunify360

nvd

CVSS2

9.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.7

Confidence

High

EPSS

0.001

Percentile

40.1%

JSON

A php unserialize vulnerability exists in the Ai-Bolit functionality of CloudLinux Inc Imunify360 5.10.2. A specially-crafted malformed file can lead to potential arbitrary command execution. An attacker can provide a malicious file to trigger this vulnerability.

Affected configurations

Nvd

Vulners

Node

cloudlinuximunify360Match5.8

cloudlinuximunify360Match5.9

cloudlinuximunify360Match5.10.2

VendorProductVersionCPE
cloudlinuximunify3605.8cpe:2.3:a:cloudlinux:imunify360:5.8:*:*:*:*:*:*:*
cloudlinuximunify3605.9cpe:2.3:a:cloudlinux:imunify360:5.9:*:*:*:*:*:*:*
cloudlinuximunify3605.10.2cpe:2.3:a:cloudlinux:imunify360:5.10.2:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
cloudlinux	imunify360	5.8	cpe:2.3:a:cloudlinux:imunify360:5.8:::::::*
cloudlinux	imunify360	5.9	cpe:2.3:a:cloudlinux:imunify360:5.9:::::::*
cloudlinux	imunify360	5.10.2	cpe:2.3:a:cloudlinux:imunify360:5.10.2:::::::*

CNA Affected

[
  {
    "product": "Imunify360",
    "vendor": "CloudLinux Inc",
    "versions": [
      {
        "status": "affected",
        "version": "5.8"
      },
      {
        "status": "affected",
        "version": "5.9"
      }
    ]
  }
]

References

talosintelligence.com/vulnerability_reports/TALOS-2021-1383

Social References

CVSS2

9.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.7

Confidence

High

EPSS

0.001

Percentile

40.1%

JSON

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