CVE-2024-47077
CVE-2024-47077 is a medium-severity vulnerability in Goauthentik Authentik with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-863.
Key facts
- Severity: Medium (CVSS 3.x base score 6.5)
- EPSS exploit prediction: 0% (34th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-42264
- Weakness: CWE-863
- Affected product: Goauthentik Authentik
- Published:
- Last modified:
Description
authentik is an open-source identity provider. Prior to versions 2024.8.3 and 2024.6.5, access tokens issued to one application can be stolen by that application and used to impersonate the user against any other proxy provider. Also, a user can steal an access token they were legitimately issued for one application and use it to access another application that they aren't allowed to access. Anyone who has more than one proxy provider application with different trust domains or different access control is affected. Versions 2024.8.3 and 2024.6.5 fix the issue.
Frequently asked questions
- What is CVE-2024-47077?
- authentik is an open-source identity provider. Prior to versions 2024.8.3 and 2024.6.5, access tokens issued to one application can be stolen by that application and used to impersonate the user against any other proxy provider. Also, a user can steal an access token they were legitimately issued for one application and use it to access another application that they aren't allowed to access. Anyone who has more than one proxy provider application with different trust domains or different access control is affected. Versions 2024.8.3 and 2024.6.5 fix the issue.
- How severe is CVE-2024-47077?
- CVE-2024-47077 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
- Is CVE-2024-47077 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2024-47077?
- CVE-2024-47077 affects Goauthentik Authentik. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2024-47077?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2024-47077 have an EU (EUVD) identifier?
- Yes. CVE-2024-47077 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-42264.
- When was CVE-2024-47077 published?
- CVE-2024-47077 was published on 2024-09-27 and last updated on 2026-06-17.
References
- https://github.com/goauthentik/authentik/blob/70b5a214f2e7205572f914aaf68682501b9f5945/authentik/providers/oauth2/views/introspection.py#L42-L51
- https://github.com/goauthentik/authentik/blob/70b5a214f2e7205572f914aaf68682501b9f5945/internal/outpost/proxyv2/application/auth_bearer.go#L30-L36
- https://github.com/goauthentik/authentik/commit/22e586bd8cdc3d1db8a0f18314d76f82371129b2
- https://github.com/goauthentik/authentik/commit/57a31b5dd16d4adce716b9878455c0d6f58155fe
- https://github.com/goauthentik/authentik/security/advisories/GHSA-8gfm-pr6x-pfh9
Affected products (1)
- cpe:2.3:a:goauthentik:authentik:*:*:*:*:*:*:*:*
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