CVE-2023-29930: An issue was found in Genesys CIC Polycom phone provisioning TFTP Server all version allows a remote attacker

This month

HIGH 8.8MITIGATE

CVE-2023-29930 is a high-severity flaw (CVSS 8.8) affecting tftp server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was found in Genesys CIC Polycom phone provisioning TFTP Server all version allows a remote attacker to execute arbitrary code via the login crednetials to the TFTP server configuration page.

Why this priority

High severity

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

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	2.0% (top 19%)
CISA exploited list	No
Weakness	CWE-434
Published	2023-05-10
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: genesys

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-05-10 15:15 UTCPublished CVE record published
2026-06-17 05:51 UTCUpdated Record last modified

genesys tftp server MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy tftp-server || rpm -q tftp-server || tftp-server --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

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-2023-29930?

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

Is CVE-2023-29930 being exploited?

CVE-2023-29930 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-2023-29930 affect?

CVE-2023-29930 affects tftp server. Severity is high (CVSS 8.8). An issue was found in Genesys CIC Polycom phone provisioning TFTP Server all version allows a remote attacker to execute arbitrary code via the login crednetials to the TFTP server configuration page.

How urgent is CVE-2023-29930?

Priority 51/100. High severity

References

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