CVE-2021-40095

An issue was discovered in SquaredUp for SCOM 5.2.1.6654. The Download Log feature in System / Maintenance was susceptible to a local file inclusion vulnerability (when processing remote input in the log files downloaded by an authenticated administrator user), leading to the ability to read arbitrary files on the server filesystems.

Published: 2021-12-07 Last update: 2026-06-17 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2021-40095 is rated Moderate Risk (40.5/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.98%). Mandatory action: Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2021-40095

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.25% 0.98% +0.73%
2 2026-03-06 0.18% 0.25% +0.07%
3 2025-11-21 0.18%

Full EPSS history (12 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2021-40095

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.9 3.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:H)
They need powerful rights—admin, root, or similar—before this pays off.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:N)
Service keeps running; no real outage angle.
1.2 3.6 [email protected]
4.0 2.0 MEDIUM
AV:N/AC:L/Au:S/C:P/I:N/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:S)
A single authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:N)
No availability impact.
8.0 2.9 [email protected]

Weakness enumeration for CVE-2021-40095

Affected software / configurations for CVE-2021-40095

Vendor Product Version Raw CPE
squaredup squaredup < 5.3.1 cpe:2.3:a:squaredup:squaredup:*:*:*:*:azure:*:*:*
squaredup squaredup < 5.3.1 cpe:2.3:a:squaredup:squaredup:*:*:*:*:community:*:*:*
squaredup squaredup < 5.3.1 cpe:2.3:a:squaredup:squaredup:*:*:*:*:system_center_operations_manager:*:*:*

References for CVE-2021-40095

cvelogic Threat Intelligence