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IcscertCVE-2021-38467

HistoryOct 22, 2021 - 12:15 p.m.

CVE-2021-38467

2021-10-2212:15:08

CWE-416

icscert

web.nvd.nist.gov

cve-2021-38467

use-after-free

vulnerability

memory deallocation

CVSS2

5.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.1

Confidence

High

EPSS

0.001

Percentile

35.0%

JSON

A specific function code receives a raw pointer supplied by the user and deallocates this pointer. The user can then control what memory regions will be freed and cause use-after-free condition.

Affected configurations

Nvd

Node

auvesyversiondogRange<8.0.0

VendorProductVersionCPE
auvesyversiondog*cpe:2.3:a:auvesy:versiondog:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
auvesy	versiondog	*	cpe:2.3:a:auvesy:versiondog::::::::

CNA Affected

[
  {
    "product": "Versiondog",
    "vendor": "AUVESY",
    "versions": [
      {
        "lessThanOrEqual": "8.0",
        "status": "affected",
        "version": "All",
        "versionType": "custom"
      }
    ]
  }
]

References

us-cert.cisa.gov/ics/advisories/icsa-21-292-01

CVSS2

5.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.1

Confidence

High

EPSS

0.001

Percentile

35.0%

JSON

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