7.8high
CVE-2019-5166
An exploitable stack buffer overflow vulnerability exists in the iocheckd service ‘I/O-Check’ functionality of WAGO PFC 200 version 03.02.0…
Published 6 y ago · modified 4 mo ago · JSON
CVSS
7.8
v3.1 · NVD
CISA KEV
No
not known exploited
EPSS
0.8%
percentile 57%
Public exploits
0
none known
Summary
An exploitable stack buffer overflow vulnerability exists in the iocheckd service ‘I/O-Check’ functionality of WAGO PFC 200 version 03.02.02(14). A specially crafted XML cache file written to a specific location on the device can cause a stack buffer overflow, resulting in code execution. An attacker can send a specially crafted packet to trigger the parsing of this cache file.
Exploit prediction (EPSS)
0.82% probability of exploitation in the next 30 days, higher than 57% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 4.6 | AV:L/AC:L/Au:N/C:P/I:P/A:P |
Affected products
- Wago WAGO PFC200 Firmware
Classification
- Weakness
- CWE-787 Out-of-bounds Write
References
- talosintelligence.com /vulnerability_reports/TALOS-2019-0961 · x_refsource_MISC, x_transferred
Sources
- CVE List: CVE-2019-5166
- NVD: CVE-2019-5166
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