What’s Vulnerable › Vulnerabilities

CVE-2020-14234

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-11-21 · updated 2026-06-17
• Weakness: CWE-20

Description

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.

Affected products

• HCL Domino: before 9.0.1; from 10.0.0 before 10.0.1; 9.0.1, 9.0.1-feature_pack_10_interim_fix_3, 9.0.1-feature_pack_10_interim_fix_4, 9.0.1-feature_pack_10_interim_fix_5, 9.0.1-feature_pack_8, 9.0.1-feature_pack_8_interim_fix_1 (+2) — fixed in 10.0.1, 9.0.1

How to fix

Upgrade to a fixed version: HCL Domino 10.0.1, 9.0.1. Check the vendor advisory for mitigations.

References

• https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0085302
• https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0085302

Get alerted when CVE-2020-14234 or the next vulnerability affects your stack