CVE-2022-22273
CVE-2022-22273 is a critical-severity vulnerability in Sonicwall Sma 200 Firmware with a CVSS 3.x base score of 9.8. 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-78.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 2% (77th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-78
- Affected product: Sonicwall Sma 200 Firmware
- Published:
- Last modified:
Description
Improper neutralization of Special Elements leading to OS Command Injection vulnerability impacting end-of-life Secure Remote Access (SRA) products and older firmware versions of Secure Mobile Access (SMA) 100 series products, specifically the SRA appliances running all 8.x, 9.0.0.5-19sv and earlier versions and Secure Mobile Access (SMA) 100 series products running older firmware 9.0.0.9-26sv and earlier versions
Frequently asked questions
- What is CVE-2022-22273?
- Improper neutralization of Special Elements leading to OS Command Injection vulnerability impacting end-of-life Secure Remote Access (SRA) products and older firmware versions of Secure Mobile Access (SMA) 100 series products, specifically the SRA appliances running all 8.x, 9.0.0.5-19sv and earlier versions and Secure Mobile Access (SMA) 100 series products running older firmware 9.0.0.9-26sv and earlier versions
- How severe is CVE-2022-22273?
- CVE-2022-22273 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2022-22273 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-22273?
- CVE-2022-22273 primarily affects Sonicwall Sma 200 Firmware. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2022-22273?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2022-22273 published?
- CVE-2022-22273 was published on 2022-03-17 and last updated on 2026-06-17.
References
Affected products (9)
- cpe:2.3:o:sonicwall:sma_200_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:sonicwall:sma_210_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:sonicwall:sma_400_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:sonicwall:sma_410_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:sonicwall:sma_500v_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:sonicwall:sra_4200_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:sonicwall:sra_4600_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:sonicwall:sra_1600_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:sonicwall:sra_1200_firmware:*:*:*:*:*:*:*:*
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