CVE-2019-5078

CVSS V2 High 9.4 CVSS V3 Critical 9.1
Description
An exploitable denial of service vulnerability exists in the iocheckd service "I/O-Check" functionality of WAGO PFC200 Firmware versions 03.01.07(13) and 03.00.39(12), and WAGO PFC100 Firmware version 03.00.39(12). A specially crafted set of packets can cause a denial of service, resulting in the device entering an error state where it ceases all network communications. An attacker can send unauthenticated packets to trigger this vulnerability.
Overview
  • CVE ID
  • CVE-2019-5078
  • Assigner
  • talos-cna@cisco.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2019-12-18T21:15:14
  • Last Modified Date
  • 2019-12-27T19:26:39
Weakness Enumerations
CWE URL
CWE-306 http://cwe.mitre.org/data/definitions/306.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:wago:pfc_200_firmware:03.00.39\(12\):*:*:*:*:*:*:* 1 OR
cpe:2.3:o:wago:pfc_200_firmware:03.01.07\(13\):*:*:*:*:*:*:* 1 OR
cpe:2.3:h:wago:pfc_200:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:wago:pfc_100_firmware:03.00.39\(12\):*:*:*:*:*:*:* 1 OR
cpe:2.3:h:wago:pfc_100:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:C/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 9.4
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 9.2
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 9.1
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.2
References
Reference URL Reference Tags
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0870 Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2019-5078
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-5078
History
Created Old Value New Value Data Type Notes
2022-05-10 16:55:04 Added to TrackCVE
2022-12-04 08:22:39 2019-12-18T21:15Z 2019-12-18T21:15:14 CVE Published Date updated
2022-12-04 08:22:39 2019-12-27T19:26:39 CVE Modified Date updated
2022-12-04 08:22:39 Analyzed Vulnerability Status updated