PT-2021-17018 · Vembu · Vembuoffsitedr+1

Frank Breedijk + 1 · Published 2021-06-08 · Updated 2022-04-06 · CVE-2021-26472

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions VembuBDR versions prior to 4.2.0.1 VembuOffsiteDR versions prior to 4.2.0.1

Description The issue allows an unauthenticated attacker to execute arbitrary OS commands with SYSTEM privileges. This can be achieved by exploiting the http API located at "/consumerweb/secure/download.php" using a specific command argument.

Recommendations For VembuBDR versions prior to 4.2.0.1, update to version 4.2.0.1 or later. For VembuOffsiteDR versions prior to 4.2.0.1, update to version 4.2.0.1 or later.

Fix

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2021-26472

Affected Products

Vembubdr

Vembuoffsitedr

References · 9

• https://osv.dev/vulnerability/CVE-2021-26472 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-26472 · Security Note
• https://t.me/cvenotify/16313 · Telegram Post
• https://wbsec.nl/vembu · Note
• https://t.me/cvenotify/15888 · Telegram Post
• https://csirt.divd.nl/cases/DIVD-2020-00011 · Note
• https://t.me/cvenotify/15867 · Telegram Post
• https://csirt.divd.nl/cves/CVE-2021-26472 · Note
• https://csirt.divd.nl/2021/05/11/Vembu-zero-days · Note