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GHSA-f523-2f5j-gfcg
No affected components available
Affected versions of timespan are vulnerable to a regular expression denial of service when parsing dates.
The amplification for this vulnerability is significant, with 50,000 characters resulting in the event loop being blocked for around 10 seconds.
Recommendation
No direct patch is available for this vulnerability.
Currently, the best available solution is to use a functionally equivalent alternative package.
It is also sufficient to ensure that user input is not being passed into timespan, or that the maximum length of such user input is drastically reduced. Limiting the input length to 150 characters should be sufficient in most cases.
The vulnerability can be exploited over the network without needing physical access. It is easy for an attacker to exploit this vulnerability. An attacker does not need any special privileges or access rights. No user interaction is needed for the attacker to exploit this vulnerability. The impact is confined to the system where the vulnerability exists. There is a high impact on the availability of the system.
Exploitation attempts have been detected. Elevated vigilance and prompt remediation are advised.
Probability that this vulnerability will be exploited in the wild within the next 30 days.
We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.
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