CVEvulnerability
CVE-2019-5184
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2020-03-23
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 4.6 MEDIUM — AV:L/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-415
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.
Affected configurations
• wago pfc200 firmware 03.02.02\(14\)
Related
Weakness · CWE (1)
- CWE-415 Double Free weakness
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2019-0965 Exploit, Mitigation, Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2019-0965 Exploit, Mitigation, Third Party Advisory