ESXi contains a slow HTTP POST denial-of-service vulnerability in rhttpproxy. A malicious actor with network access to ESXi may exploit this issue to create a denial-of-service condition by overwhelming rhttpproxy service with multiple requests.
Published 2022-02-16 17:15:11
Updated 2022-02-25 17:57:34
Source VMware
View at NVD,   CVE.org
Vulnerability category: Denial of service

Threat overview for CVE-2021-22050

Top countries where our scanners detected CVE-2021-22050
Top open port discovered on systems with this issue 443
IPs affected by CVE-2021-22050 48,156
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2021-22050!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2021-22050

Probability of exploitation activity in the next 30 days: 0.09%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 37 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2021-22050

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
5.0
MEDIUM AV:N/AC:L/Au:N/C:N/I:N/A:P
10.0
2.9
NIST
7.5
HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
3.9
3.6
NIST

CWE ids for CVE-2021-22050

  • The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-22050

Products affected by CVE-2021-22050

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