CVE-2023-37540

Sensitive data exposure through optional Secure Storage

Published Feb 23, 2024 · Updated Nov 29, 2024

Insecure storage in HCL Sametime Chat before 12.0.2 allows local users to access sensitive data through optional Secure Storage. The Connect desktop client includes Eclipse Secure Storage without using or requiring it, and HCL has not disclosed how stored values become exposed. Local low-privileged access, user interaction, and deliberate use of the optional feature are required; the disclosed consequence is sensitive-data exposure.

CVSS severity3.9
Low
EPSS probability0.18%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Insecure storage in HCL Sametime Chat before 12.0.2 allows local users to access sensitive data through optional Secure Storage. The Connect desktop client includes Eclipse Secure Storage without using or requiring it, and HCL has not disclosed how stored values become exposed. Local low-privileged access, user interaction, and deliberate use of the optional feature are required; the disclosed consequence is sensitive-data exposure.

The record

CVE
CVE-2023-37540
Published
Feb 23, 2024
Updated
Nov 29, 2024
Vendor
HCL Software
Product
HCL Sametime
Classifications
CWE-922
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Feb 23, 2024CVE publishedPublication date reported by the CVE source.
  2. Nov 29, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=11.5, 11.6, 11.6 IF1, 12.0, 12.0 FP1, 12.0.1, 12.0.1 FP1

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

HCL Software · HCL Sametimeversion=11.5, 11.6, 11.6 IF1, 12.0, 12.0 FP1, 12.0.1, 12.0.1 FP1

Published CVSS scores

3.9HCL SoftwareCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-922Insecure Storage of Sensitive Information

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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