CVE-2018-5452: emerson controlwave_micro_firmware Stack-based Buffer Overflow
Vulnerability summary
CVE-2018-5452 is a high (CVSS 7.5) Stack-based Buffer Overflow vulnerability in emerson controlwave_micro_firmware. EPSS estimates a 2.15% chance of exploitation in the next 30 days, higher than 81.9% of scored vulnerabilities.
Timeline
- 07-03-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
A Stack-based Buffer Overflow issue was discovered in Emerson Process Management ControlWave Micro Process Automation Controller: ControlWave Micro [ProConOS v.4.01.280] firmware: CWM v.05.78.00 and prior. A stack-based buffer overflow vulnerability caused by sending crafted packets on Port 20547 could force the PLC to change its state into halt mode.
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
2.15%
Chance of exploitation in the next 30 days
Percentile
82%
Versus all other CVEs
30-day change
0.00 pp
From 2.15% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-121Stack-based Buffer OverflowA stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
Affected systems
Emerson1 product
- controlwave_micro_firmware≤ 05.78.00
1 vendor · 1 product
References
2 links- ics-cert.us-cert.gov/advisories/ICSA-18-058-03X Refsource MISCThird Party AdvisoryUS Government Resource