Resource exhaustion in Freeopcua Opcua-Asyncio
CVE-2023-26151
Versions of the package asyncua before 0.9.96 are vulnerable to Denial of Service (DoS) such that an attacker can send a malformed packet and as a result, the server will enter into an infinite loop and consume excessive memory.
Vulnerability class: DoS (Denial of Service)
EPSS: 0.010 (59.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Freeopcua Opcua-asyncio
- N/a Asyncua — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- report@snyk.io (Exploit, Patch, Third Party Advisory)
- report@snyk.io (Exploit, Third Party Advisory)
- report@snyk.io (Exploit, Third Party Advisory, Issue Tracking)
- report@snyk.io (Patch)
- report@snyk.io (Patch)
- report@snyk.io (Product, Release Notes)
Frequently asked questions
- What is CVE-2023-26151?
- CVE-2023-26151 is a medium-severity vulnerability in Freeopcua Opcua-Asyncio, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2023-10-03.
- How severe is CVE-2023-26151?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2023-26151 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.