CVE-2006-0375: Advantage Century Telecommunication (ACT) P202S IP Phone 1.01.21 running firmware 1.1.21 on VxWorks uses a har

Routine

MEDIUM 5.0MITIGATE

CVE-2006-0375 is a medium-severity flaw (CVSS 5.0) affecting p202s. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Advantage Century Telecommunication (ACT) P202S IP Phone 1.01.21 running firmware 1.1.21 on VxWorks uses a hardcoded Network Time Protocol (NTP) server in Taiwan, which could allow remote attackers to provide false time information, block access to time information, or conduct other attacks.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	1.4% (top 28%)
CISA exploited list	No
Published	2006-01-22
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: advantage century telecommunication

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2006-01-22 20:03 UTCPublished CVE record published
2026-06-16 22:20 UTCUpdated Record last modified

advantage century telecommunication p202s MITIGATE

Affected: 1.01.21_firmware_1.1.21

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.01.21_firmware_1.1.21

Firmware

Install the latest firmware from the vendor advisory; if none, apply the vendor workaround.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2006-0375?

p202s: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2006-0375 being exploited?

CVE-2006-0375 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2006-0375 affect?

CVE-2006-0375 affects p202s. Severity is medium (CVSS 5.0). Advantage Century Telecommunication (ACT) P202S IP Phone 1.01.21 running firmware 1.1.21 on VxWorks uses a hardcoded Network Time Protocol (NTP) server in Taiwan, which could allow remote attackers to provide false time information, block a

How urgent is CVE-2006-0375?

Priority 35/100. No elevated risk signals yet.

Related CVEs

CVE-2006-0374 HIGH 7.5 MITIGATE Advantage Century Telecommunication (ACT) P202S IP Phone 1.01.21 running firmware 1.1.21 has multiple undocume

References

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