PT-2021-1987 · Vmware · Vsphere Replication

Egor Dimitrenko · Published 2021-02-11 · Updated 2021-03-31 · CVE-2021-21976

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

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

Name of the Vulnerable Software and Affected Versions vSphere Replication versions 6.5.x through 6.5.1.4 vSphere Replication versions 8.1.x through 8.1.2.2 vSphere Replication versions 8.2.x through 8.2.1.0 vSphere Replication versions 8.3.x through 8.3.1.1

Description The issue is related to a post-authentication command injection vulnerability. This vulnerability may allow an authenticated admin user to perform a remote code execution. The vulnerability is associated with insufficient checking of arguments passed to a command in the "Startup Configuration" page of the VMware vSphere Replication extension for asynchronous replication of virtual machines.

Recommendations For vSphere Replication version 6.5.x, update to version 6.5.1.5 or later. For vSphere Replication version 8.1.x, update to version 8.1.2.3 or later. For vSphere Replication version 8.2.x, update to version 8.2.1.1 or later. For vSphere Replication version 8.3.x, update to version 8.3.1.2 or later.

Fix

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

BDU:2021-00815

CVE-2021-21976

Affected Products

Vsphere Replication

References · 11

• https://bdu.fstec.ru/vul/2021-00815 · Security Note
• https://vmware.com/security/advisories/VMSA-2021-0001.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-21976 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-21976 · Security Note
• https://cybersecurity-help.cz/vdb/SB2021021201 · Note
• https://t.me/defcon_news/68934 · Telegram Post
• https://t.me/ckure/6850 · Telegram Post
• https://t.me/cybersecuritytechnologies/2759 · Telegram Post
• https://t.me/true_secator/1577 · Telegram Post
• https://t.me/cibsecurity/23508 · Telegram Post
• https://t.me/cvenotify/9816 · Telegram Post