CVE-2022-22276

CVE-2022-22276 is a medium-severity vulnerability in Sonicwall Tz300p Firmware with a CVSS 3.x base score of 5.3. 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-200.

Key facts

• Severity: Medium (CVSS 3.x base score 5.3)
• CVSS v2: 5.0
• EPSS exploit prediction: 1% (55th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-200
• Affected product: Sonicwall Tz300p Firmware
• Published: 2022-04-27
• Last modified: 2026-06-17

Description

A vulnerability in SonicOS SNMP service resulting exposure of sensitive information to an unauthorized user.

Frequently asked questions

What is CVE-2022-22276?

A vulnerability in SonicOS SNMP service resulting exposure of sensitive information to an unauthorized user.

How severe is CVE-2022-22276?

CVE-2022-22276 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2022-22276 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-22276?

CVE-2022-22276 primarily affects Sonicwall Tz300p Firmware. In total, 49 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-22276?

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

When was CVE-2022-22276 published?

CVE-2022-22276 was published on 2022-04-27 and last updated on 2026-06-17.

References

• https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2022-0004

Affected products (49)

• cpe:2.3:o:sonicwall:tz300p_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:tz300w_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:tz350_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:tz350w_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nssp_10700_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nssp_11700_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nssp_12400_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nssp_12800_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nssp_13700_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nssp_15700_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:tz370_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:tz370w_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:tz400_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsv_10_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsv_100_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsv_1600_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsv_200_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsv_25_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsv_270_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsv_300_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsv_400_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsv_470_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsv_50_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsv_800_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsv_870_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:tz400w_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:tz470_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:tz470w_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:tz500_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsa_2650_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsa_2700_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsa_3650_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsa_3700_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsa_4650_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsa_4700_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsa_5650_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsa_5700_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsa_6650_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsa_6700_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:sonicwall:nsa_9250_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Sonicwall Tz300p Firmware

• CVE-2022-47522 — High (CVSS 7.5): The IEEE 802.11 specifications through 802.11ax allow physically proximate attackers to intercept (possibly cleartext)…
• CVE-2022-22278 — High (CVSS 7.5): A vulnerability in SonicOS CFS (Content filtering service) returns a large 403 forbidden HTTP response message to the…
• CVE-2022-22277 — Medium (CVSS 5.3): A vulnerability in SonicOS SNMP service resulting exposure of Wireless Access Point sensitive information in cleartext.

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