CVE-2021-27293 - CVE House
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Status published High CVE-2021-27293

RestSharp < 106.11.8-alpha.0.13 uses a regular expression which is vulnerable...

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from restsharp

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CVE-2024-45302
CRLF Injection in RestSharp's `RestRequest.AddHeader` method
Medium 6.1

Affected Vendor

Affected Software

restsharp
Vulnerable Versions:
0, 106.11.8

Timeline

Official Publish: July 12th, 2021
Last Modified: August 3rd, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.