CVE-2023-37511Network attack vector

Insecure web-content loading via ATS settings

Published Aug 11, 2023 · Updated Oct 4, 2024

Improper transport security in HCL Traveler To Do before 12.0.6 allows remote authenticated users to load web content over insecure connections. The app's ATS configuration permits insecure web-content loads, but HCL has not disclosed the exact settings, code locus, or request path. The attack requires low privileges and user interaction, and the published impact is limited to the confidentiality of loaded content.

CVSS severity3.5
Low
EPSS probability0.41%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper transport security in HCL Traveler To Do before 12.0.6 allows remote authenticated users to load web content over insecure connections. The app's ATS configuration permits insecure web-content loads, but HCL has not disclosed the exact settings, code locus, or request path. The attack requires low privileges and user interaction, and the published impact is limited to the confidentiality of loaded content.

The record

CVE
CVE-2023-37511
Published
Aug 11, 2023
Updated
Oct 4, 2024
Vendor
HCL Software
Product
HCL Traveler To Do
Classifications
Unavailable
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 11, 2023CVE publishedPublication date reported by the CVE source.
  2. Oct 4, 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=< 12.0.6

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

HCL Software · HCL Traveler To Doversion=< 12.0.6

Published CVSS scores

4.3NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
3.5HCL SoftwareCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/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)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

No sourced classifications are available.

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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