VDB
CVE-2020-35498
CVE-2020-35498
PUBLISHED
A vulnerability was found in openvswitch. A limitation in the implementation of userspace packet parsing can allow a malicious user to send a specially crafted packet causing the resulting megaflow in the kernel to be too wide, potentially causing a denial of service. The highest threat from this vulnerability is to system availability.
EPSS 5.69% · 90.6th percentile
Risk Scores
EPSS Score
5.69%
90.6th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | openvswitch | 0, 2.4.0-0ubuntu5, 2.5.0~git20160129.46a88d9-0ubuntu1 |
| Ubuntu:20.04:LTS | openvswitch | 2.12.0-0ubuntu1, 2.12.0-0ubuntu2, 2.12.1~git20191107.7accd1302-0ubuntu1 |
| Ubuntu:18.04:LTS | openvswitch | 0, 2.8.0-0ubuntu2, 2.8.1-0ubuntu2 |
Timeline
- Feb 10, 2021 CVE Published
- Apr 14, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Apr 4, 2022 EPSS Score
- Mar 17, 2025 EPSS Score
- Mar 19, 2025 EPSS Score
- Mar 25, 2025 EPSS Score
- Mar 27, 2025 EPSS Score
- Mar 29, 2025 EPSS Score
- Mar 30, 2025 EPSS Score
- Apr 3, 2025 PoC Published
References
- https://ubuntu.com/security/CVE-2020-35498 third-party-advisory
- https://ubuntu.com/security/notices/USN-4729-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-35498 third-party-advisory