Is CVE-2006-5445 in the CISA KEV catalog?

No. CVE-2006-5445 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2006-5445?

CVE-2006-5445 has a CVSS v2 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2006-5445?

CVE-2006-5445 has an EPSS score of 3.37% (87th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2006-5445?

Upgrade asterisk on debian 11 to 1:1.2.13~dfsg-1 or later.

CVE & CISA-KEV Catalog

CVE-2006-5445

HIGHEPSS 87th pctl

7.8

CVSS v2

NVD

Description

Unspecified vulnerability in the SIP channel driver (channels/chan_sip.c) in Asterisk 1.2.x before 1.2.13 and 1.4.x before 1.4.0-beta3 allows remote attackers to cause a denial of service (resource consumption) via unspecified vectors that result in the creation of "a real pvt structure" that uses more resources than necessary.

How to fix

Remediation Available

asteriskDebian

Fixed in:1:1.2.13~dfsg-1CVE-2006-5445

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

3.37%probability of exploitation in 30 days

87thpercentile

Elevated risk: more likely to be exploited than 87% of all known CVEs.

References

Patch3

Other references9

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-23.