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IcscertCVE-2019-13556

HistorySep 18, 2019 - 10:15 p.m.

CVE-2019-13556

2019-09-1822:15:11

CWE-787

CWE-121

icscert

web.nvd.nist.gov

138

cve-2019-13556

webaccess

stack-based buffer overflow

vulnerability

remote code execution

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.3

Confidence

High

EPSS

0.021

Percentile

89.4%

JSON

In WebAccess versions 8.4.1 and prior, multiple stack-based buffer overflow vulnerabilities are caused by a lack of proper validation of the length of user-supplied data. Exploitation of these vulnerabilities may allow remote code execution.

Affected configurations

Nvd

Node

advantechwebaccessRange≤8.4.1

VendorProductVersionCPE
advantechwebaccess*cpe:2.3:a:advantech:webaccess:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
advantech	webaccess	*	cpe:2.3:a:advantech:webaccess::::::::

CNA Affected

[
  {
    "product": "WebAccess",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "versions 8.4.1 and prior"
      }
    ]
  }
]

References

www.us-cert.gov/ics/advisories/icsa-19-260-01

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.3

Confidence

High

EPSS

0.021

Percentile

89.4%

JSON

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