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CVE-2019-5177 Details

Description

An exploitable stack buffer overflow vulnerability vulnerability exists in the iocheckd service ‘I/O-Check’ functionality of WAGO PFC 200 Firmware version 03.02.02(14). The destination buffer sp+0x440 is overflowed with the call to sprintf() for any domainname values that are greater than 1024-len(‘/etc/config-tools/edit_dns_server domain-name=‘) in length. A domainname value of length 0x3fa will cause the service to crash.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.5 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0963 CVEExploitTechnical DescriptionThird Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0963 [email protected]ExploitTechnical DescriptionThird Party Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-787Out-of-bounds Write[email protected]

Affected Products

ProductVersions
wago pfc200 firmware
03.02.02(14)

CPE

  • cpe:2.3:o:wago:pfc200_firmware:03.02.02(14):*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
wago pfc200
All versions

CPE

  • cpe:2.3:h:wago:pfc200:-:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

4 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2019-5177
NVD Published Date:
Mar 12, 2020
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2019-5177 Details - Not Deferred