CVE-2024-6535

Skupper: potential authentication bypass to skupper console via forged cookies

5.3 MediumFix available

A flaw was found in Skupper. When Skupper is initialized with the console-enabled and with console-auth set to Openshift, it configures the openshift oauth-proxy with a static cookie-secret. In certain circumstances, this may allow an attacker to bypass authentication to the Skupper console via a specially-crafted cookie.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: Low
Availability: None

Exploit likelihood

0.53%Up 0.5 points since Jul 17, 2024

What each source reports

CVE List Score used 5.3

Skupper: potential authentication bypass to skupper console via forged cookies

Record: CVE-2024-6535
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Weakness: CWE-1392
Updated: 2026-11-02

EUVDEUVD-2024-2433 5.3

Record: EUVD-2024-2433
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-w799-v85j-88pg 8.2

Skupper uses a static cookie secret for the openshift oauth-proxy

Record: GHSA-w799-v85j-88pg
CVSS 4.0: 8.2 HighCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS 3.1: 5.9 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-287, CWE-1392
Updated: 2026-11-02

NVD 5.3

Record: CVE-2024-6535
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Weakness: CWE-1392, CWE-287
Updated: 2026-11-02

OSVGHSA-w799-v85j-88pg 8.2

Skupper uses a static cookie secret for the openshift oauth-proxy

Record: GHSA-w799-v85j-88pg
CVSS 4.0: 8.2 HighCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS 3.1: 5.9 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-1392, CWE-287
Updated: 2026-11-02

OSVGO-2024-2987 No score

Skupper uses a static cookie secret for the openshift oauth-proxy in github.com/skupperproject/skupper

Skupper uses a static cookie secret for the openshift oauth-proxy in github.com/skupperproject/skupper

Record: GO-2024-2987
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`github.com/skupperproject/skupper` Go	before 0.0.0-20240703184342-c26bce4079ff	0.0.0-20240703184342-c26bce4079ff

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-6535 is a medium vulnerability (CVSS 5.3) in Red Hat Service Interconnect 1, published July 17, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.53%, the 44th percentile. Fixed in github.com/skupperproject/skupper 0.0.0-20240703184342-c26bce4079ff.