How severe is CVE-2003-1112?

CVE-2003-1112 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2003-1112 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2003-1112?

CVE-2003-1112 primarily affects Ingate Ingate Firewall. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2003-1112?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2003-1112 published?

CVE-2003-1112 was published on 2003-12-31 and last updated on 2026-06-16.

CVE-2003-1112

CVE-2003-1112 is a high-severity vulnerability in Ingate Ingate Firewall with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ingate Ingate Firewall
Published: 2003-12-31
Last modified: 2026-06-16

Description

The Session Initiation Protocol (SIP) implementation in Ingate Firewall and Ingate SIParator before 3.1.3 allows remote attackers to cause a denial of service and possibly execute arbitrary code via crafted INVITE messages, as demonstrated by the OUSPG PROTOS c07-sip test suite.

Frequently asked questions

What is CVE-2003-1112?: The Session Initiation Protocol (SIP) implementation in Ingate Firewall and Ingate SIParator before 3.1.3 allows remote attackers to cause a denial of service and possibly execute arbitrary code via crafted INVITE messages, as demonstrated by the OUSPG PROTOS c07-sip test suite.
How severe is CVE-2003-1112?: CVE-2003-1112 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2003-1112 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-1112?: CVE-2003-1112 primarily affects Ingate Ingate Firewall. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2003-1112?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2003-1112 published?: CVE-2003-1112 was published on 2003-12-31 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:h:ingate:ingate_firewall:*:*:*:*:*:*:*:*
cpe:2.3:h:ingate:ingate_siparator:*:*:*:*:*:*:*:*

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