VulnerabilityModified
CVE-2020-18731
A segmentation violation in the Iec104_Deal_FirmUpdate function of IEC104 v1.0 allows attackers to cause a denial of service (DOS).
HIGH 7.5EPSS 1.41%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.41%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A segmentation violation in the Iec104_Deal_FirmUpdate function of IEC104 v1.0 allows attackers to cause a denial of service (DOS).
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.41% probability · 71th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- iec104 project/iec104
- Source
- cve@mitre.org
References
- https://cwe.mitre.org/data/definitions/476.htmlThird Party Advisory
- https://github.com/airpig2011/IEC104/issues/5Exploit, Third Party Advisory
- https://cwe.mitre.org/data/definitions/476.htmlThird Party Advisory
- https://github.com/airpig2011/IEC104/issues/5Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.