OpenAFS PAG up to 1.6.24/1.8.12.2/1.9.1 integer overflow

Summaryinfo

A vulnerability, which was classified as critical, has been found in OpenAFS PAG up to 1.6.24/1.8.12.2/1.9.1. The impacted element is an unknown function. The manipulation leads to integer overflow. This vulnerability is documented as CVE-2024-10394. The attack needs to be performed locally. There is not any exploit available.

Detailsinfo

A vulnerability was found in OpenAFS PAG up to 1.6.24/1.8.12.2/1.9.1 and classified as critical. This issue affects an unknown functionality. The manipulation with an unknown input leads to a integer overflow vulnerability. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A local user can bypass the OpenAFS PAG (Process Authentication Group) throttling mechanism in Unix clients, allowing the user to create a PAG using an existing id number, effectively joining the PAG and letting the user steal the credentials in that PAG.

The weakness was released by Andrew Deason. The advisory is shared at openafs.org. The identification of this vulnerability is CVE-2024-10394 since 10/25/2024. The exploitation is known to be easy. An attack has to be approached locally. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 12/24/2025).

The vulnerability scanner Nessus provides a plugin with the ID 213984 (Debian dsa-5842 : libafsauthent2 - security update), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (213984). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• File Transfer Software

Vendor

• OpenAFS

Name

• PAG

Version

• 1.6.0
• 1.6.1
• 1.6.2
• 1.6.3
• 1.6.4
• 1.6.5
• 1.6.6
• 1.6.7
• 1.6.8
• 1.6.9
• 1.6.10
• 1.6.11
• 1.6.12
• 1.6.13
• 1.6.14
• 1.6.15
• 1.6.16
• 1.6.17
• 1.6.18
• 1.6.19
• 1.6.20
• 1.6.21
• 1.6.22
• 1.6.23
• 1.6.24
• 1.8.12.0
• 1.8.12.1
• 1.8.12.2
• 1.9.0
• 1.9.1

License

• open-source

CPE 2.3info

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CPE 2.2info

• 🔍
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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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