lunary-ai lunary up to 1.4.25 redos

Summaryinfo

A vulnerability categorized as problematic has been discovered in lunary-ai lunary up to 1.4.25. This affects an unknown function. Such manipulation leads to redos. This vulnerability is listed as CVE-2024-8998. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in lunary-ai lunary up to 1.4.25 and classified as critical. Affected by this issue is an unknown functionality. The manipulation with an unknown input leads to a redos vulnerability. Using CWE to declare the problem leads to CWE-1333. The product uses a regular expression with an inefficient, possibly exponential worst-case computational complexity that consumes excessive CPU cycles. Impacted is availability. CVE summarizes:

A Regular Expression Denial of Service (ReDoS) vulnerability exists in lunary-ai/lunary version git f07a845. The server uses the regex /{.*?}/ to match user-controlled strings. In the default JavaScript regex engine, this regex can take polynomial time to match certain crafted user inputs. As a result, an attacker can cause the server to hang for an arbitrary amount of time by submitting a specially crafted payload. This issue is fixed in version 1.4.26.

The advisory is shared for download at huntr.com. This vulnerability is handled as CVE-2024-8998 since 09/19/2024. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1449.003.

Upgrading to version 1.4.26 eliminates this vulnerability. Applying the patch f2bfa036caf2c48686474f4560a9c5abcf5f43b7 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Artificial Intelligence Software

Vendor

• lunary-ai

Name

• lunary

Version

• 1.4.0
• 1.4.1
• 1.4.2
• 1.4.3
• 1.4.4
• 1.4.5
• 1.4.6
• 1.4.7
• 1.4.8
• 1.4.9
• 1.4.10
• 1.4.11
• 1.4.12
• 1.4.13
• 1.4.14
• 1.4.15
• 1.4.16
• 1.4.17
• 1.4.18
• 1.4.19
• 1.4.20
• 1.4.21
• 1.4.22
• 1.4.23
• 1.4.24
• 1.4.25

License

• open-source

Website

• Product: https://github.com/lunary-ai/lunary/

CPE 2.3info

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Once again VulDB remains the best source for vulnerability data.

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