CVE-2019-5182
Last modified
CVE-2019-5182 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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). An attacker can send a specially crafted packet to trigger the parsing of this cache file.The destination buffer sp+0x440 is overflowed with the call to sprintf() for any type values that are greater than 1024-len(‘/etc/config-tools/config_interfaces interface=X1 state=enabled config-type=‘) in length. EPSS estimates a 0.53% chance of exploitation in the next 30 days.
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). An attacker can send a specially crafted packet to trigger the parsing of this cache file.The destination buffer sp+0x440 is overflowed with the call to sprintf() for any type values that are greater than 1024-len(‘/etc/config-tools/config_interfaces interface=X1 state=enabled config-type=‘) in length. A type value of length 0x3d9 will cause the service to crash.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Wago | Pfc200 Firmware | 03.02.02\(14\) |
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2019-0963Exploit, Mitigation, Technical Description, Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2019-0963Exploit, Mitigation, Technical Description, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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