Envoyproxy: openshift service mesh envoy http header sanitization bypass leading to dos and unauthorized access
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| unaffected |
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| Red Hat | OpenShift Service Mesh 2 | affected | — | |||||||||
| Red Hat | OpenShift Service Mesh 2 | unaffected | — |
Configuration 1 [-]
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No data.
No data available yet.
Vendor Workaround
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2025-1853 | 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. |
No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.424% probability within 30 days)
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
cvssV3_1
|
cvssV3_1
|
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Redhat openshift Service Mesh
|
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| CPEs | cpe:2.3:a:redhat:openshift_service_mesh:2.5.6:*:*:*:*:*:*:* cpe:2.3:a:redhat:openshift_service_mesh:2.6.3:*:*:*:*:*:*:* |
|
| Vendors & Products |
Redhat openshift Service Mesh
|
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
| Type | Values Removed | Values Added |
|---|---|---|
| Title | envoyproxy: OpenShift Service Mesh Envoy HTTP Header Sanitization Bypass Leading to DoS and Unauthorized Access | Envoyproxy: openshift service mesh envoy http header sanitization bypass leading to dos and unauthorized access |
| First Time appeared |
Redhat
Redhat service Mesh |
|
| CPEs | cpe:/a:redhat:service_mesh:2 | |
| Vendors & Products |
Redhat
Redhat service Mesh |
|
| References |
|
| Type | Values Removed | Values Added |
|---|---|---|
| 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. | |
| Title | envoyproxy: OpenShift Service Mesh Envoy HTTP Header Sanitization Bypass Leading to DoS and Unauthorized Access | |
| Weaknesses | CWE-444 | |
| References |
| |
| Metrics |
threat_severity
|
cvssV3_1
|