Vulnerability Details : CVE-2021-26472
In VembuBDR before 4.2.0.1 and VembuOffsiteDR before 4.2.0.1 installed on Windows, the http API located at /consumerweb/secure/download.php. Using this command argument an unauthenticated attacker can execute arbitrary OS commands with SYSTEM privileges.
Products affected by CVE-2021-26472
- cpe:2.3:a:vembu:bdr_suite:*:*:*:*:*:*:*:*
- cpe:2.3:a:vembu:offsite_dr:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-26472
1.67%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 88 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-26472
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
10.0
|
HIGH | AV:N/AC:L/Au:N/C:C/I:C/A:C |
10.0
|
10.0
|
NIST | |
|
10.0
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
3.9
|
6.0
|
MITRE | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2021-26472
-
The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-26472
-
https://csirt.divd.nl/cases/DIVD-2020-00011/
DIVD-2020-00011 - Four critical vulnerabilities in Vembu BDR | DIVD CSIRTThird Party Advisory
-
https://csirt.divd.nl/cves/CVE-2021-26472/
Unauthenticated remote command execution | DIVD CSIRTThird Party Advisory
-
https://csirt.divd.nl/2021/05/11/Vembu-zero-days/
Vembu Zero Days | DIVD CSIRTThird Party Advisory
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