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Domino CVE-2020-14273

HIGH
Improper Input Validation (CWE-20)
2020-12-28 psirt@hcl.com
Denial Of Service Domino Hcltech
7.5
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
CWE-20
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V2 - Validation and Business Logic Input validation, allowlisting
Impact

CVSS score of 7.5 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available.
Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.
This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 1.2% exploitation probability (EPSS)

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AnalysisAI

HCL Domino is susceptible to a Denial of Service (DoS) vulnerability due to insufficient validation of input to its public API. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

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Technical ContextAI · show details

This vulnerability is classified under CWE-20. HCL Domino is susceptible to a Denial of Service (DoS) vulnerability due to insufficient validation of input to its public API. An unauthenticated attacker could could exploit this vulnerability to crash the Domino server. Affected products include: Hcltech Domino.

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  • Exploit and PoC references, threat intelligence from 22 sources
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Severity by source

NVD PRIMARY 7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

DescriptionNVD

HCL Domino is susceptible to a Denial of Service (DoS) vulnerability due to insufficient validation of input to its public API. An unauthenticated attacker could could exploit this vulnerability to crash the Domino server.

Threat Intelligence Overview

EPSS Score
1.2%
Top 35% exploitable
Exploit
POC
Public exploit code exists
Data Quality
2 sources
Confidence: Low
NVD CVE.org EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC Yes
EPSS 1.2%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
Poc
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

59
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +38
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Denial of Service MEDIUM

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)NVD

cpe:2.3:a:hcltech:domino:10.0.1:-:*:*:*:*:*:*
cpe:2.3:a:hcltech:domino:10.0.1:fix_pack_1:*:*:*:*:*:*
cpe:2.3:a:hcltech:domino:10.0.1:fix_pack_2:*:*:*:*:*:*
cpe:2.3:a:hcltech:domino:10.0.1:fix_pack_3:*:*:*:*:*:*
cpe:2.3:a:hcltech:domino:10.0.1:fix_pack_4:*:*:*:*:*:*
cpe:2.3:a:hcltech:domino:10.0.1:fix_pack_5:*:*:*:*:*:*
cpe:2.3:a:hcltech:domino:11.0.0:*:*:*:*:*:*:*
cpe:2.3:a:hcltech:domino:11.0.1:-:*:*:*:*:*:*
cpe:2.3:a:hcltech:domino:11.0.1:fix_pack_1:*:*:*:*:*:*

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Same weakness CWE-20 – Improper Input Validation

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CVE-2009-0927 HIGH POC
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Same technique Denial Of Service

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CVE-2015-5119 CRITICAL POC
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CVE-2011-0611 HIGH POC
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CVE-2012-0507 CRITICAL POC
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CVE-2014-1761 HIGH POC
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CVE-2011-0609 HIGH POC
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