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CVE-2023-34041

CVE-2023-34041-Abuse of HTTP Hop-by-Hop Headers in Cloud Foundry Gorouter

MEDIUM
5.3
CVSS Score
Published: September 8, 2023 at 07:22 AM UTC
Updated: June 17, 2026 at 06:02 AM UTC
2 products affected across 1 vendorCF DeploymentRouting Release

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.4%

Description

Cloud foundry routing release versions prior to 0.278.0 are vulnerable to abuse of HTTP Hop-by-Hop Headers. An unauthenticated attacker can use this vulnerability for headers like B3 or X-B3-SpanID to affect the identification value recorded in the logs in foundations.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

CF Deployment· Cloudfoundry
95%
v < 32.4.0
Affected range stops below 32.4.0, so it looks safe — our inference, not a vendor statement
Routing Release· Cloudfoundry
95%
v < 0.278.0
Affected range stops below 0.278.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: [email protected]
https://www.cloudfoundry.org/blog/abuse-of-http-hop-by-hop-headers-in-cloud-foundry-gorouter/

CVSS

5.3MEDIUMvmware
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

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