CVE-2023-1101
CVE-2023-1101 is a high-severity vulnerability in Sonicwall Sonicos with a CVSS 3.x base score of 8.8. 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-307.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- EPSS exploit prediction: 1% (48th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-307
- Affected product: Sonicwall Sonicos
- Published:
- Last modified:
Description
SonicOS SSLVPN improper restriction of excessive MFA attempts vulnerability allows an authenticated attacker to use excessive MFA codes.
Frequently asked questions
- What is CVE-2023-1101?
- SonicOS SSLVPN improper restriction of excessive MFA attempts vulnerability allows an authenticated attacker to use excessive MFA codes.
- How severe is CVE-2023-1101?
- CVE-2023-1101 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2023-1101 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-1101?
- CVE-2023-1101 affects Sonicwall Sonicos. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-1101?
- 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-2023-1101 published?
- CVE-2023-1101 was published on 2023-03-02 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:sonicwall:sonicos:*:*:*:*:*:*:*:*
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