How severe is CVE-2015-1515?

CVE-2015-1515 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2015-1515 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-1515?

CVE-2015-1515 affects Softsphere Defensewall Personal Firewall. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-1515?

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-2015-1515 published?

CVE-2015-1515 was published on 2015-02-19 and last updated on 2026-06-17.

CVE-2015-1515

CVE-2015-1515 is a high-severity vulnerability in Softsphere Defensewall Personal Firewall with a CVSS 2.0 base score of 7.2. 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-264.

Key facts

Severity: High (CVSS 2.0 base score 7.2)
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Softsphere Defensewall Personal Firewall
Published: 2015-02-19
Last modified: 2026-06-17

Description

The dwall.sys driver in SoftSphere DefenseWall Personal Firewall 3.24 allows local users to write data to arbitrary memory locations, and consequently gain privileges, via a crafted 0x00222000, 0x00222004, 0x00222008, 0x0022200c, or 0x00222010 IOCTL call.

Frequently asked questions

What is CVE-2015-1515?: The dwall.sys driver in SoftSphere DefenseWall Personal Firewall 3.24 allows local users to write data to arbitrary memory locations, and consequently gain privileges, via a crafted 0x00222000, 0x00222004, 0x00222008, 0x0022200c, or 0x00222010 IOCTL call.
How severe is CVE-2015-1515?: CVE-2015-1515 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2015-1515 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-1515?: CVE-2015-1515 affects Softsphere Defensewall Personal Firewall. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-1515?: 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-2015-1515 published?: CVE-2015-1515 was published on 2015-02-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:softsphere:defensewall_personal_firewall:3.24:*:*:*:*:*:*:*

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