CVE-2024-29905
CVE-2024-29905 is a high-severity vulnerability in Diracgrid Dirac with a CVSS 3.x base score of 8.1. 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-668.
Key facts
- Severity: High (CVSS 3.x base score 8.1)
- EPSS exploit prediction: 0% (24th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-1306
- Weakness: CWE-668
- Affected product: Diracgrid Dirac
- Published:
- Last modified:
Description
DIRAC is an interware, meaning a software framework for distributed computing. Prior to version 8.0.41, during the proxy generation process (e.g., when using `dirac-proxy-init`), it is possible for unauthorized users on the same machine to gain read access to the proxy. This allows the user to then perform any action that is possible with the original proxy. This vulnerability only exists for a short period of time (sub-millsecond) during the generation process. Version 8.0.41 contains a patch for the issue. As a workaround, setting the `X509_USER_PROXY` environment variable to a path that is inside a directory that is only readable to the current user avoids the potential risk. After the file has been written, it can be safely copied to the standard location (`/tmp/x509up_uNNNN`).
Frequently asked questions
- What is CVE-2024-29905?
- DIRAC is an interware, meaning a software framework for distributed computing. Prior to version 8.0.41, during the proxy generation process (e.g., when using `dirac-proxy-init`), it is possible for unauthorized users on the same machine to gain read access to the proxy. This allows the user to then perform any action that is possible with the original proxy. This vulnerability only exists for a short period of time (sub-millsecond) during the generation process. Version 8.0.41 contains a patch for the issue. As a workaround, setting the `X509_USER_PROXY` environment variable to a path that is inside a directory that is only readable to the current user avoids the potential risk. After the file has been written, it can be safely copied to the standard location (`/tmp/x509up_uNNNN`).
- How severe is CVE-2024-29905?
- CVE-2024-29905 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability low.
- Is CVE-2024-29905 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2024-29905?
- CVE-2024-29905 affects Diracgrid Dirac. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2024-29905?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2024-29905 have an EU (EUVD) identifier?
- Yes. CVE-2024-29905 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-1306.
- When was CVE-2024-29905 published?
- CVE-2024-29905 was published on 2024-04-09 and last updated on 2026-06-17.
References
- https://github.com/DIRACGrid/DIRAC/commit/1faa709341969a6321e29c843ca94039d33b2c3d
- https://github.com/DIRACGrid/DIRAC/security/advisories/GHSA-v6f3-gh5h-mqwx
Affected products (1)
- cpe:2.3:a:diracgrid:dirac:*:*:*:*:*:*:*:*
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