Vulnerability · Published Jan 28, 2025 · Assigned by redhat
CVE-2025-0752Envoyproxy: openshift service mesh envoy http header sanitization bypass leading to dos and unauthorized access
High 7.1
In plain English
A high-severity security flaw in envoyproxy. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 37% of all known vulnerabilities).
Severity (CVSS 3.1)7.1High
Exploit odds (30 days)0.4%top 63.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A flaw was found in OpenShift Service Mesh 2.6.3 and 2.5.6. Rate-limiter avoidance, access-control bypass, CPU and memory exhaustion, and replay attacks may be possible due to improper HTTP header sanitization in Envoy.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| envoyproxy | 2.6.32.5.6 | |
| Red Hat | OpenShift Service Mesh 2 | see references |
| Red Hat | OpenShift Service Mesh 2 | see references |
Weakness: CWE-444 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
References
- https://access.redhat.com/security/cve/CVE-2025-0752 vdb-entry, x_refsource_REDHAT
- RHBZ#2339115 issue-tracking, x_refsource_REDHAT