In short
- CVE-2021-27293 is a HIGH (CVSS 7.5) vulnerability affecting RestSharp, restsharp (restsharp).
- Chance of exploitation in the next 30 days (EPSS): 1.5%, higher than 74.5% of all vulnerabilities.
- Fix: update to 106.11.8-alpha.0.13 or later.
| Package | Affected versions | Patched versions |
|---|
| RestSharp NuGet | < 106.11.8-alpha.0.13
| 106.11.8-alpha.0.13
|
| restsharp | = 106.11.8≤ 106.11.7
| No fix yet |
Description
RestSharp < 106.11.8-alpha.0.13 uses a regular expression which is vulnerable to Regular Expression Denial of Service (ReDoS) when converting strings into DateTimes. If a server responds with a malicious string, the client using RestSharp will be stuck processing it for an exceedingly long time. Thus the remote server can trigger Denial of Service.
NVD description
RestSharp < 106.11.8-alpha.0.13 uses a regular expression which is vulnerable to Regular Expression Denial of Service (ReDoS) when converting strings into DateTimes. If a server responds with a malicious string, the client using RestSharp will be stuck processing it for an exceedingly long time. Thus the remote server can trigger Denial of Service.
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