CVE-2020-11431

The documentation component in i-net Clear Reports 16.0 to 19.2, HelpDesk 8.0 to 8.3, and PDFC 4.3 to 6.2 allows a remote unauthenticated attacker to read arbitrary system files and directories on the target server via Directory Traversal.

Published: 2020-05-07 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2020-11431 is rated Moderate Risk (64.4/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 2.09%). 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-2020-11431

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 1.74% 2.09% +0.35%
2 2025-03-30 3.32% 1.74% -1.58%
3 2025-03-29 — 3.32% —

Full EPSS history (9 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2020-11431

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.1 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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:N)
No account or special rights needed—anonymous or random user is enough.
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:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:N)
Service keeps running; no real outage angle.
 3.9 5.2 [email protected]
6.4 2.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:P/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:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
 10.0 4.9 [email protected]

Weakness enumeration for CVE-2020-11431

Affected software / configurations for CVE-2020-11431

Vendor Product Version Raw CPE
inetsoftware clear_reports >= 16.0, <= 19.2 cpe:2.3:a:inetsoftware:clear_reports:*:*:*:*:*:*:*:*
inetsoftware helpdesk >= 8.0, <= 8.3 cpe:2.3:a:inetsoftware:helpdesk:*:*:*:*:*:*:*:*
inetsoftware pdfc >= 4.3, <= 6.2 cpe:2.3:a:inetsoftware:pdfc:*:*:*:*:*:*:*:*

References for CVE-2020-11431

cvelogic Threat Intelligence