CVE-2020-14234

HCL Domino is susceptible to a Denial of Service vulnerability due to improper validation of user-supplied input, potentially giving an attacker the ability to crash the server. Versions previous to release 9.0.1 FP10 IF6 and release 10.0.1 are affected.

Published: 2020-11-21 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2020-14234 is rated Moderate Risk (51.3/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.03%). 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-2020-14234

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 0.46% 1.03% +0.57%
2 2025-03-17 0.09% 0.46% +0.37%
3 2023-03-07 0.09%

Full EPSS history (7 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2020-14234

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H 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:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
3.9 3.6 [email protected]
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P 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:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
10.0 2.9 [email protected]

Weakness enumeration for CVE-2020-14234

Affected software / configurations for CVE-2020-14234

Vendor Product Version Raw CPE
hcltech domino < 9.0.1 cpe:2.3:a:hcltech:domino:*:*:*:*:*:*:*:*
hcltech domino >= 10.0.0, < 10.0.1 cpe:2.3:a:hcltech:domino:*:*:*:*:*:*:*:*
hcltech domino 9.0.1 cpe:2.3:a:hcltech:domino:9.0.1:-:*:*:*:*:*:*
hcltech domino 9.0.1 cpe:2.3:a:hcltech:domino:9.0.1:feature_pack_10_interim_fix_3:*:*:*:*:*:*
hcltech domino 9.0.1 cpe:2.3:a:hcltech:domino:9.0.1:feature_pack_10_interim_fix_4:*:*:*:*:*:*
hcltech domino 9.0.1 cpe:2.3:a:hcltech:domino:9.0.1:feature_pack_10_interim_fix_5:*:*:*:*:*:*
hcltech domino 9.0.1 cpe:2.3:a:hcltech:domino:9.0.1:feature_pack_8:*:*:*:*:*:*
hcltech domino 9.0.1 cpe:2.3:a:hcltech:domino:9.0.1:feature_pack_8_interim_fix_1:*:*:*:*:*:*
hcltech domino 9.0.1 cpe:2.3:a:hcltech:domino:9.0.1:feature_pack_8_interim_fix_2:*:*:*:*:*:*
hcltech domino 9.0.1 cpe:2.3:a:hcltech:domino:9.0.1:feature_pack_8_interim_fix_3:*:*:*:*:*:*

References for CVE-2020-14234

cvelogic Threat Intelligence