CVE-2003-1114: The Session Initiation Protocol (SIP) implementation in Mediatrix Telecom VoIP Access Devices and Gateways run

This month

HIGH 7.5MITIGATE

CVE-2003-1114 is a high-severity flaw (CVSS 7.5) affecting voip access devices and gateways. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Session Initiation Protocol (SIP) implementation in Mediatrix Telecom VoIP Access Devices and Gateways running SIPv2.4 and SIPv4.3 firmware allows remote attackers to cause a denial of service or execute arbitrary code via crafted INVITE messages, as demonstrated by the OUSPG PROTOS c07-sip test suite.

Why this priority

High severity
EPSS top 8%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	4.6% (top 8%)
CISA exploited list	No
Published	2003-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: mediatrix telecom

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

Am I affected?

Timeline

2003-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:03 UTCUpdated Record last modified

mediatrix telecom voip access devices and gateways MITIGATE

Affected: sipv2.3 · sipv2.4

Fixed in: no fixed release known

Safe to downgrade to: a release before sipv2.3

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-2003-1114?

voip access devices and gateways: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2003-1114 being exploited?

CVE-2003-1114 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-2003-1114 affect?

CVE-2003-1114 affects voip access devices and gateways. Severity is high (CVSS 7.5). The Session Initiation Protocol (SIP) implementation in Mediatrix Telecom VoIP Access Devices and Gateways running SIPv2.4 and SIPv4.3 firmware allows remote attackers to cause a denial of service or execute arbitrary code via crafted INVIT

How urgent is CVE-2003-1114?

Priority 54/100. High severity; EPSS top 8%: very likely to be exploited; Public exploit reference

References

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