How severe is CVE-2006-4562?

CVE-2006-4562 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2006-4562 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-2006-4562?

CVE-2006-4562 primarily affects Symantec Gateway Security. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2006-4562?

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

When was CVE-2006-4562 published?

CVE-2006-4562 was published on 2006-09-06 and last updated on 2026-06-16.

CVE-2006-4562

CVE-2006-4562 is a medium-severity vulnerability in Symantec Gateway Security 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.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Symantec Gateway Security
Published: 2006-09-06
Last modified: 2026-06-16

Description

The proxy DNS service in Symantec Gateway Security (SGS) allows remote attackers to make arbitrary DNS queries to third-party DNS servers, while hiding the source IP address of the attacker. NOTE: another researcher has stated that the default configuration does not proxy DNS queries received on the external interface

Frequently asked questions

What is CVE-2006-4562?: The proxy DNS service in Symantec Gateway Security (SGS) allows remote attackers to make arbitrary DNS queries to third-party DNS servers, while hiding the source IP address of the attacker. NOTE: another researcher has stated that the default configuration does not proxy DNS queries received on the external interface
How severe is CVE-2006-4562?: CVE-2006-4562 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2006-4562 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-2006-4562?: CVE-2006-4562 primarily affects Symantec Gateway Security. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-4562?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-4562 published?: CVE-2006-4562 was published on 2006-09-06 and last updated on 2026-06-16.

References

Affected products (15)

cpe:2.3:h:symantec:gateway_security:1.0:*:*:*:*:*:*:*
cpe:2.3:h:symantec:gateway_security:320:*:*:*:*:*:*:*
cpe:2.3:h:symantec:gateway_security:360:*:*:*:*:*:*:*
cpe:2.3:h:symantec:gateway_security:360r:*:*:*:*:*:*:*
cpe:2.3:h:symantec:gateway_security:5000_series_2.0.1:*:*:*:*:*:*:*
cpe:2.3:h:symantec:gateway_security:5000_series_3.0:*:*:*:*:*:*:*
cpe:2.3:h:symantec:gateway_security:5110:*:*:*:*:*:*:*
cpe:2.3:h:symantec:gateway_security:5110_1.0:*:*:*:*:*:*:*
cpe:2.3:h:symantec:gateway_security:5200:*:*:*:*:*:*:*
cpe:2.3:h:symantec:gateway_security:5200_1.0:*:*:*:*:*:*:*
cpe:2.3:h:symantec:gateway_security:5300:*:*:*:*:*:*:*
cpe:2.3:h:symantec:gateway_security:5300_1.0:*:*:*:*:*:*:*
cpe:2.3:h:symantec:gateway_security:5310_1.0:*:*:*:*:*:*:*
cpe:2.3:h:symantec:gateway_security:5400_2.0:*:*:*:*:*:*:*
cpe:2.3:h:symantec:gateway_security:5400_2.0.1:*:*:*:*:*:*:*

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