How severe is CVE-2015-7770?

CVE-2015-7770 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2015-7770 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-7770?

CVE-2015-7770 affects Dell Sonicwall Totalsecure Tz 100 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-7770?

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

When was CVE-2015-7770 published?

CVE-2015-7770 was published on 2015-11-06 and last updated on 2026-06-17.

CVE-2015-7770

CVE-2015-7770 is a medium-severity vulnerability in Dell Sonicwall Totalsecure Tz 100 Firmware 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. The underlying weakness is classified as CWE-20.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Dell Sonicwall Totalsecure Tz 100 Firmware
Published: 2015-11-06
Last modified: 2026-06-17

Description

Dell SonicWall TotalSecure TZ 100 devices with firmware before 5.9.1.0-22o allow remote attackers to cause a denial of service via a crafted packet.

Frequently asked questions

What is CVE-2015-7770?: Dell SonicWall TotalSecure TZ 100 devices with firmware before 5.9.1.0-22o allow remote attackers to cause a denial of service via a crafted packet.
How severe is CVE-2015-7770?: CVE-2015-7770 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2015-7770 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-7770?: CVE-2015-7770 affects Dell Sonicwall Totalsecure Tz 100 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-7770?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-7770 published?: CVE-2015-7770 was published on 2015-11-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:dell:sonicwall_totalsecure_tz_100_firmware:*:*:*:*:*:*:*:*

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