CVE-2019-5184

CVSS V2 Medium 4.6 CVSS V3 High 7.8
Description
An exploitable double free vulnerability exists in the iocheckd service "I/O-Check" functionality of WAGO PFC 200. A specially crafted XML cache file written to a specific location on the device can cause a heap pointer to be freed twice, resulting in a denial of service and potentially code execution. An attacker can send a specially crafted packet to trigger the parsing of this cache file.
Overview
  • CVE ID
  • CVE-2019-5184
  • Assigner
  • talos-cna@cisco.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-03-23T14:15:13
  • Last Modified Date
  • 2020-03-25T18:46:29
Weakness Enumerations
CWE URL
CWE-415 http://cwe.mitre.org/data/definitions/415.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:wago:pfc200_firmware:03.02.02\(14\):*:*:*:*:*:*:* 1 OR
cpe:2.3:h:wago:pfc200:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:P/I:P/A:P
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4.6
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0965 Exploit Mitigation Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2019-5184
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-5184
History
Created Old Value New Value Data Type Notes
2022-05-10 16:46:21 Added to TrackCVE
2022-12-04 13:15:18 2020-03-23T14:15Z 2020-03-23T14:15:13 CVE Published Date updated
2022-12-04 13:15:18 2020-03-25T18:46:29 CVE Modified Date updated
2022-12-04 13:15:18 Analyzed Vulnerability Status updated