Resource exhaustion in Arista Cloudeos
CVE-2023-24545
On affected platforms running Arista CloudEOS an issue in the Software Forwarding Engine (Sfe) can lead to a potential denial of service attack by sending malformed packets to the switch. This causes a leak of packet buffers and if enough malformed packets are received, the switch may eventually stop forwarding traffic.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.008 (54.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- Arista Cloudeos
- Arista Dca-200-Veos
- Arista Networks Eos — versions 4.29.0, 4.28.0, 4.27.0
Weakness classification (CWE)
References
- www.arista.com/en/support/advisories-notices/security-advisory/17240-security-a… (Exploit, Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-24545?
- CVE-2023-24545 is a high-severity vulnerability in Arista Cloudeos, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2023-04-12.
- How severe is CVE-2023-24545?
- High severity. CVSS v3 base score is 7.5 out of 10.