What is the official website of Chunghwa Telecom Co, Ltd. ?

The official website of Chunghwa Telecom Co, Ltd. is https://www.cht.com.tw/home/international/about/service/index.html.

What is Chunghwa Telecom Co, Ltd.'s cybersecurity risk score?

Chunghwa Telecom Co, Ltd. has an AI-generated cybersecurity risk score of 750 out of 1000, indicating a Fair security posture according to Rankiteo's assessment.

How many security incidents has Chunghwa Telecom Co, Ltd. experienced?

According to Rankiteo, Chunghwa Telecom Co, Ltd. currently holds 0 security badges, indicating that no recognized compliance certifications are currently verified for the organization.

Has Chunghwa Telecom Co, Ltd. been affected by any supply chain cyber incidents ?

According to Rankiteo, Chunghwa Telecom Co, Ltd. has not been affected by any supply chain cyber incidents, and no incident IDs are currently listed for the organization.

Does Chunghwa Telecom Co, Ltd. have SOC 2 Type 1 certification ?

According to Rankiteo, Chunghwa Telecom Co, Ltd. is not certified under SOC 2 Type 1.

Does Chunghwa Telecom Co, Ltd. have SOC 2 Type 2 certification ?

According to Rankiteo, Chunghwa Telecom Co, Ltd. does not hold a SOC 2 Type 2 certification.

Does Chunghwa Telecom Co, Ltd. comply with GDPR ?

According to Rankiteo, Chunghwa Telecom Co, Ltd. is not listed as GDPR compliant.

Does Chunghwa Telecom Co, Ltd. have PCI DSS certification ?

According to Rankiteo, Chunghwa Telecom Co, Ltd. does not currently maintain PCI DSS compliance.

Does Chunghwa Telecom Co, Ltd. comply with HIPAA ?

According to Rankiteo, Chunghwa Telecom Co, Ltd. is not compliant with HIPAA regulations.

Does Chunghwa Telecom Co, Ltd. have ISO 27001 certification ?

According to Rankiteo,Chunghwa Telecom Co, Ltd. is not certified under ISO 27001, indicating the absence of a formally recognized information security management framework.

Which industry does Chunghwa Telecom Co, Ltd. operate in ?

Chunghwa Telecom Co, Ltd. operates primarily in the Telecommunications industry.

How many employees does Chunghwa Telecom Co, Ltd. have ?

Chunghwa Telecom Co, Ltd. employs approximately 2,846 people worldwide.

Does Chunghwa Telecom Co, Ltd. own any subsidiaries ?

Chunghwa Telecom Co, Ltd. presently has no subsidiaries across any sectors.

How many LinkedIn followers does Chunghwa Telecom Co, Ltd. have ?

Chunghwa Telecom Co, Ltd.'s official LinkedIn profile has approximately 12,195 followers.

What is the NAICS classification code for Chunghwa Telecom Co, Ltd. ?

Chunghwa Telecom Co, Ltd. is classified under the NAICS code 517, which corresponds to Telecommunications.

Does Chunghwa Telecom Co, Ltd. have a Crunchbase profile ?

No, Chunghwa Telecom Co, Ltd. does not have a profile on Crunchbase.

Does Chunghwa Telecom Co, Ltd. have a LinkedIn profile ?

Yes, Chunghwa Telecom Co, Ltd. maintains an official LinkedIn profile, which is actively utilized for branding and talent engagement, which can be accessed here: https://www.linkedin.com/company/chunghwa-telecom-co-ltd.

How many cybersecurity incidents has Chunghwa Telecom Co, Ltd. experienced ?

As of August 31, 2026, Rankiteo reports that Chunghwa Telecom Co, Ltd. has experienced 1 cybersecurity incidents.

How many peer or competitor companies does Chunghwa Telecom Co, Ltd. have ?

Chunghwa Telecom Co, Ltd. has an estimated 10,311 peer or competitor companies worldwide.

What types of cybersecurity incidents has Chunghwa Telecom Co, Ltd. faced ?

Incident Types: The types of cybersecurity incidents that have occurred include Cyber Attack.

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CTCL

Boost Score +25 with badge (5 left)

750

/1000

Fair

775

/1000

Fair

Chunghwa Telecom Co, Ltd. Vendor Cyber Rating & Cyber Score

cht.com.tw

Add Your Compliance Badge

Chunghwa Telecom provides integrated ICT solutions, ranging from international communications, internet, IDC, security to hybrid cloud and consulting services.

CTCL A.I CyberSecurity Scoring

Scoring History

CTCL

Chunghwa Telecom Co, Ltd. CyberSecurity News & History

Past Incidents

Attack Types

Entity

Type

Severity

Impact

Seen

Blog Details

Supply Chain Source

Incident Details

View

Chunghwa Telecom Co...

Cyber Attack

100

1/2025

CHU415092125

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A.I.

CTCL Company Scoring based on AI Models

Cyber Incidents Likelihood 3 - 6 - 9 months

Actual

Prediction

Incident Predictions locked

Access Monitoring Plan

A.I Risk Score Likelihood 3 - 6 - 9 months

Actual

Prediction A

Prediction B

Prediction C

Prediction D

A.I. Risk Score Predictions locked

Access Monitoring Plan

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Underwriter Stats for CTCL

Incidents vs Telecommunications Industry Avg (This Year)

No incidents recorded for Chunghwa Telecom Co, Ltd. in 2026.

Incidents vs All-Companies Average (This Year)

No incidents recorded for Chunghwa Telecom Co, Ltd. in 2026.

Incident Types CTCL vs Telecommunications Industry Avg (This Year)

No incidents recorded for Chunghwa Telecom Co, Ltd. in 2026.

Incident History - CTCL (X = Date, Y = Severity)

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SUBSIDIARY

Chunghwa Telecom Co, Ltd. Subsidiaries

Parent Company

CTCL

Telecommunications

Website: https://www.cht.com.tw/home/international/about/service/index.html

Company Size: 10,001+ employees

No subsidiary data available for this company.

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NEWS

Chunghwa Telecom Co, Ltd. CyberSecurity News

Latest updates, reports, and threat intel affecting the global network.

February 27, 2026 08:00 AM

Chunghwa Telecom Files 2025 Sustainability and Financial Reports with U.S. SEC

The latest announcement is out from Chunghwa Telecom Co ( (CHT) ). On February 26, 2026, Chunghwa Telecom Co., Ltd. filed a Form 6-K with...

Read Article

January 26, 2026 08:00 AM

Chunghwa Telecom unveils AI, infrastructure strategy

Taiwan's Chunghwa Telecom has unveiled a 2026 plan for major investments in AI platforms, distributed infrastructure, cybersecurity,...

Read Article

January 24, 2026 08:00 AM

Chunghwa Telecom Unveils AI-Centric 2026 Guidance with Higher Revenue and Capex Targets

Detailed price information for Chunghwa Telecom Ltd ADR (CHT-N) from The Globe and Mail including charting and trades.

Read Article

January 23, 2026 08:00 AM

Chunghwa Telecom Reports 2026 Guidance

Chunghwa Telecom Co., Ltd. (TAIEX: 2412, NYSE: CHT) ("Chunghwa" or "the Company") today reported its guidance for 2026 on a consolidated...

Read Article

December 23, 2025 08:00 AM

Chunghwa Telecom Announces Retirement of Senior Executive Vice President and Training Institute Leadership Change

Chunghwa Telecom Co ( (CHT) ) just unveiled an announcement. Chunghwa Telecom Co., Ltd. reported a senior management change following the...

Read Article

October 22, 2025 07:00 AM

Israel/Taiwan • Secrets of Taiwan-Israel cyberpact revealed - 22/10/2025

Taiwan-Israel: behind the scenes of a discreet partnership (2/2) – Behind apparent standard technological agreements, Israeli and Taiwanese...

Read Article

July 02, 2025 07:00 AM

Chunghwa Telecom enters smart camera market to capture image-based care business opportunities

Taiwan's telecom operator Chunghwa Telecom (CHT) has launched the Hami Cam AI smart camera, targeting the growing demand for companionship and remote care.

Read Article

July 02, 2025 07:00 AM

Shin Kong Vietnam and PVI partner for digital insurance growth

Taiwan-based insurance firm Shin Kong Vietnam and Vietnam-based PVI Insurance have on Tuesday held a formal opening ceremony, marking the beginning of their...

Read Article

June 27, 2025 07:00 AM

10 Biggest Data Breaches in Taiwan [2026]

Learn about the biggest data breaches in Taiwan, why Taiwan is an attractive target for cyber attacks and how these could have been...

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CVE

Latest

Global CVEs (Not Company-Specific)

CVE-2026-82592

SUMMARY

A vulnerability was detected in D-Link DIR-825M 1.1.8. This affects the function sub_46725C of the file /boafrm/formDiskFormat of the component Disk Formatting Handler Endpoint. The manipulation of the argument partition results in stack-based buffer overflow. The attack can be executed remotely. The exploit is now public and may be used.

Published

Date2026-08-30

Updated

Date2026-08-30

RISK INFORMATION (Score: 9.9)

cvss2

Base Score: 9.0

Complexity: LOW

AV:N/AC:L/Au:S/C:C/I:C/A:C

cvss3

Base Score: 9.9

Complexity: LOW

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

cvss4

Base Score: 8.6

Complexity: LOW

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Impact Score

Exploitability

3.1

REFERENCES

CVE-2026-82591

SUMMARY

A security vulnerability has been detected in Open Asset Import Library Assimp up to 6.0.2. The impacted element is the function MD5Importer::MakeDataUnique of the file code/AssetLib/MD5/MD5Loader.cpp. The manipulation of the argument iNewIndex leads to heap-based buffer overflow. The attack can only be performed from a local environment. The identifier of the patch is bf9dabb617c46e5133dac65cca6bff177917afcb. Applying a patch is the recommended action to fix this issue.

Published

Date2026-08-30

Updated

Date2026-08-30

RISK INFORMATION (Score: 5.3)

cvss2

Base Score: 4.3

Complexity: LOW

AV:L/AC:L/Au:S/C:P/I:P/A:P

cvss3

Base Score: 5.3

Complexity: LOW

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

cvss4

Base Score: 4.8

Complexity: LOW

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Impact Score

3.4

Exploitability

1.8

REFERENCES

CVE-2026-82590

SUMMARY

A weakness has been identified in Open5GS up to 2.7.7. The affected element is the function smf_nudm_sdm_handle_get of the file src/smf/nudm-handler.c of the component SMF. Executing a manipulation of the argument preemptCap can lead to reachable assertion. The attack may be launched remotely. Upgrading to version 2.8.0 is sufficient to fix this issue. This patch is called 4554405f29bffd7562abedbee63484825bd90cd5. You should upgrade the affected component.

Published

Date2026-08-30

Updated

Date2026-08-30

RISK INFORMATION (Score: 4.3)

cvss2

Base Score: 4.0

Complexity: LOW

AV:N/AC:L/Au:S/C:N/I:N/A:P

cvss3

Base Score: 4.3

Complexity: LOW

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

cvss4

Base Score: 5.3

Complexity: LOW

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Impact Score

1.4

Exploitability

2.8

REFERENCES

CVE-2026-82589

SUMMARY

A security flaw has been discovered in Open5GS up to 2.7.7. Impacted is the function amf_namf_comm_handle_n1_n2_message_transfer of the file src/amf/namf-handler.c of the component N1-N2 Message Handler. Performing a manipulation of the argument N1N2MessageTransferReqData.n2InfoContainer.smInfo.n2InfoContent.ngapIeType results in denial of service. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. Upgrading to version 2.8.0 is recommended to address this issue. The patch is named abf8a836564b966b5141110fc25ed413c4f17522. It is advisable to upgrade the affected component.

Published

Date2026-08-30

Updated

Date2026-08-30

RISK INFORMATION (Score: 4.3)

cvss2

Base Score: 4.0

Complexity: LOW

AV:N/AC:L/Au:S/C:N/I:N/A:P

cvss3

Base Score: 4.3

Complexity: LOW

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

cvss4

Base Score: 2.1

Complexity: LOW

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Impact Score

1.4

Exploitability

2.8

REFERENCES

CVE-2026-82588

SUMMARY

A vulnerability was identified in Open5GS up to 2.7.7. This issue affects some unknown processing of the file src/amf/namf-handler.c of the component Transfer Endpoint. Such manipulation leads to null pointer dereference. The attack can be launched remotely. Upgrading to version 2.8.0 is capable of addressing this issue. The name of the patch is abf8a836564b966b5141110fc25ed413c4f17522. Upgrading the affected component is advised.

Published

Date2026-08-30

Updated

Date2026-08-30

RISK INFORMATION (Score: 4.3)

cvss2

Base Score: 4.0

Complexity: LOW

AV:N/AC:L/Au:S/C:N/I:N/A:P

cvss3

Base Score: 4.3

Complexity: LOW

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

cvss4

Base Score: 5.3

Complexity: LOW

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Impact Score

1.4

Exploitability

2.8

REFERENCES

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