CVE-2021-34585
Summary
| CVE | CVE-2021-34585 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2021-10-26 10:15:00 UTC |
| Updated | 2021-11-23 20:32:00 UTC |
| Description | In the CODESYS V2 web server prior to V1.1.9.22 crafted web server requests can trigger a parser error. Since the parser result is not checked under all conditions, a pointer dereference with an invalid address can occur. This leads to a denial of service situation. |
Risk And Classification
Problem Types: CWE-252
NVD Known Affected Configurations (CPE 2.3)
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| customers.codesys.com/index.php | CONFIRM | customers.codesys.com | |
| CODESYS V2 Web Server Multiple Vulnerabilities - Research Advisory | Tenable® | MISC | www.tenable.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
LEGACY: This vulnerability was discovered by Tenable Research.
Legacy QID Mappings
- 591219 3S-Smart CODESYS GmbH v2 Multiple Vulnerabilities (Advisory 2021-15 Version: 4.0)