How severe is CVE-2003-1490?

CVE-2003-1490 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2003-1490 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2003-1490?

CVE-2003-1490 primarily affects Sonicwall Pro100. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2003-1490?

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-2003-1490 published?

CVE-2003-1490 was published on 2003-12-31 and last updated on 2026-06-16.

CVE-2003-1490

CVE-2003-1490 is a high-severity vulnerability in Sonicwall Pro100 with a CVSS 2.0 base score of 7.8. 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-20.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Sonicwall Pro100
Published: 2003-12-31
Last modified: 2026-06-16

Description

SonicWall Pro running firmware 6.4.0.1 allows remote attackers to cause a denial of service (device reset) via a long HTTP POST to the internal interface, possibly due to a buffer overflow.

Frequently asked questions

What is CVE-2003-1490?: SonicWall Pro running firmware 6.4.0.1 allows remote attackers to cause a denial of service (device reset) via a long HTTP POST to the internal interface, possibly due to a buffer overflow.
How severe is CVE-2003-1490?: CVE-2003-1490 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2003-1490 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-1490?: CVE-2003-1490 primarily affects Sonicwall Pro100. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2003-1490?: 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-2003-1490 published?: CVE-2003-1490 was published on 2003-12-31 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:h:sonicwall:pro100:6.4.0.1:*:*:*:*:*:*:*
cpe:2.3:h:sonicwall:pro200:6.4.0.1:*:*:*:*:*:*:*
cpe:2.3:h:sonicwall:pro300:6.4.0.1:*:*:*:*:*:*:*

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