Is CVE-2007-3377 in the CISA KEV catalog?

No. CVE-2007-3377 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2007-3377?

CVE-2007-3377 has a CVSS v2 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2007-3377?

CVE-2007-3377 has an EPSS score of 2.05% (79th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2007-3377?

Upgrade libnet-dns-perl on debian 11 to 0.60-1 or later.

CVE & CISA-KEV Catalog

CVE-2007-3377

MEDIUMEPSS 79th pctl

4.3

CVSS v2

NVD

Description

Header.pm in Net::DNS before 0.60, a Perl module, (1) generates predictable sequence IDs with a fixed increment and (2) can use the same starting ID for all child processes of a forking server, which allows remote attackers to spoof DNS responses, as originally reported for qpsmtp and spamassassin.

How to fix

Remediation Available

libnet-dns-perlDebian

Fixed in:0.60-1CVE-2007-3377

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

2.05%probability of exploitation in 30 days

79thpercentile

Elevated risk: more likely to be exploited than 79% of all known CVEs.

References

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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.