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IcscertCVE-2021-27480

HistoryApr 27, 2021 - 12:15 p.m.

CVE-2021-27480

2021-04-2712:15:07

CWE-121

icscert

web.nvd.nist.gov

cve-2021-27480

delta industrial automation

commgr

buffer overflow

remote code execution

nvd

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.5

Confidence

High

EPSS

0.006

Percentile

78.3%

JSON

Delta Industrial Automation COMMGR Versions 1.12 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to execute remote code.

Affected configurations

Nvd

Node

deltawwindustrial_automation_commgrRange≤1.12

VendorProductVersionCPE
deltawwindustrial_automation_commgr*cpe:2.3:a:deltaww:industrial_automation_commgr:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
deltaww	industrial_automation_commgr	*	cpe:2.3:a:deltaww:industrial_automation_commgr::::::::

CNA Affected

[
  {
    "product": "Delta Industrial Automation COMMGR",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "COMMGR: Version 1.12 and prior"
      }
    ]
  }
]

References

us-cert.cisa.gov/ics/advisories/icsa-21-110-03

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.5

Confidence

High

EPSS

0.006

Percentile

78.3%

JSON

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