How severe is CVE-2007-3177?

CVE-2007-3177 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2007-3177 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-3177?

CVE-2007-3177 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-2007-3177?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2007-3177 published?

CVE-2007-3177 was published on 2007-06-11 and last updated on 2026-06-16.

CVE-2007-3177

CVE-2007-3177 is a medium-severity vulnerability in Ingate Ingate Firewall with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Ingate Ingate Firewall
Published: 2007-06-11
Last modified: 2026-06-16

Description

Ingate Firewall and SIParator before 4.5.2 allow remote attackers to bypass SIP authentication via a certain maddr parameter.

Frequently asked questions

What is CVE-2007-3177?: Ingate Firewall and SIParator before 4.5.2 allow remote attackers to bypass SIP authentication via a certain maddr parameter.
How severe is CVE-2007-3177?: CVE-2007-3177 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2007-3177 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-3177?: CVE-2007-3177 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-2007-3177?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-3177 published?: CVE-2007-3177 was published on 2007-06-11 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:*:*:*:*:*:*:*:*

More vulnerabilities in Ingate Ingate Firewall

CVE-2007-6097 — Critical (CVSS 10.0): Unspecified vulnerability in the ICMP implementation in Ingate Firewall before 4.6.0 and SIParator before 4.6.0 has…
CVE-2007-6092 — Critical (CVSS 10.0): Buffer overflow in libsrtp in Ingate Firewall before 4.6.0 and SIParator before 4.6.0 has unknown impact and attack…
CVE-2007-6099 — Critical (CVSS 10.0): Unspecified vulnerability in Ingate Firewall before 4.6.0 and SIParator before 4.6.0 might leave "media pinholes" open…
CVE-2007-6098 — High (CVSS 7.5): Ingate Firewall before 4.6.0 and SIParator before 4.6.0 do not log truncated (1) ICMP, (2) UDP, and (3) TCP packets,…
CVE-2003-1112 — High (CVSS 7.5): The Session Initiation Protocol (SIP) implementation in Ingate Firewall and Ingate SIParator before 3.1.3 allows remote…
CVE-2007-6093 — High (CVSS 7.1): The SRTP implementation in Ingate Firewall before 4.6.0 and SIParator before 4.6.0 allows remote attackers to cause a…

All CVEs affecting Ingate Ingate Firewall →

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CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

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