PT-2022-2233 · Vmware · Vmware Esxi

George Noseevich + 2 · Published 2022-02-15 · Updated 2022-02-25 · CVE-2021-22050

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions VMware ESXi (affected versions not specified)

Description The issue is related to a slow HTTP POST denial-of-service vulnerability in the rhttpproxy service. A malicious actor with network access to ESXi can exploit this issue to create a denial-of-service condition by overwhelming the rhttpproxy service with multiple requests. This is due to errors in resource management.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Allocation of Resources Without Limits

Weakness Enumeration

CWE-399

CWE-770

Related Identifiers

BDU:2022-02317

CVE-2021-22050

Affected Products

Vmware Esxi

References · 10

• https://nvd.nist.gov/vuln/detail/CVE-2021-22050 · Security Note
• https://vmware.com/security/advisories/VMSA-2022-0004.html · Vendor Advisory
• https://safe-surf.ru/upload/VULN/VULN-20220216.2.pdf · Security Note
• https://bdu.fstec.ru/vul/2022-02317 · Security Note
• https://osv.dev/vulnerability/CVE-2021-22050 · Vendor Advisory
• https://t.me/cvenotify/26871 · Telegram Post
• https://t.me/sysadm_in_channel/3782 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2022021512 · Note
• https://t.me/cibsecurity/37603 · Telegram Post
• https://t.me/cvenotify/26872 · Telegram Post