Vulnerability in Envoyproxy Envoy

CVE-2024-45808

Envoy is a cloud-native high-performance edge/middle/service proxy. A vulnerability has been identified in Envoy that allows malicious attackers to inject unexpected content into access logs. This is achieved by exploiting the lack of validation for the `REQUESTED_SERVER_NAME` field for access loggers. This issue has been addressed in versions 1.31.2, 1.30.6, 1.29.9, and 1.28.7. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.004 (26.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 26.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2024-45808: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

  • Envoyproxy Envoy — versions >= 1.31.0, < 1.31.2, >= 1.30.0, < 1.30.6, >= 1.29.0, < 1.29.9

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-45808?
CVE-2024-45808 is a medium-severity vulnerability in Envoyproxy Envoy, classified under Improper Output Neutralization for Logs. CVSS score: 6.5/10. Published 2024-09-20.
How severe is CVE-2024-45808?
Medium severity. CVSS v3 base score is 6.5 out of 10.