CVE-2020-8271
CVE-2020-8271 is a critical-severity vulnerability in Citrix Sd-wan with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 11% places it in the 95th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 10.0
- EPSS exploit prediction: 11% (95th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-22
- Affected product: Citrix Sd-wan
- Published:
- Last modified:
Description
Unauthenticated remote code execution with root privileges in Citrix SD-WAN Center versions before 11.2.2, 11.1.2b and 10.2.8
Frequently asked questions
- What is CVE-2020-8271?
- Unauthenticated remote code execution with root privileges in Citrix SD-WAN Center versions before 11.2.2, 11.1.2b and 10.2.8
- How severe is CVE-2020-8271?
- CVE-2020-8271 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-2020-8271 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-8271?
- CVE-2020-8271 affects Citrix Sd-wan. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-8271?
- 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-2020-8271 published?
- CVE-2020-8271 was published on 2020-11-16 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:citrix:sd-wan:*:*:*:*:*:*:*:*
More vulnerabilities in Citrix Sd-wan
- CVE-2019-12990 — Critical (CVSS 9.8): Citrix SD-WAN 10.2.x before 10.2.3 and NetScaler SD-WAN 10.0.x before 10.0.8 allow Directory Traversal.
- CVE-2019-12989 — Critical (CVSS 9.8): Citrix SD-WAN 10.2.x before 10.2.3 and NetScaler SD-WAN 10.0.x before 10.0.8 allow SQL Injection.
- CVE-2019-12988 — Critical (CVSS 9.8): Citrix SD-WAN 10.2.x before 10.2.3 and NetScaler SD-WAN 10.0.x before 10.0.8 have Improper Input Validation (issue 4 of…
- CVE-2019-12987 — Critical (CVSS 9.8): Citrix SD-WAN 10.2.x before 10.2.3 and NetScaler SD-WAN 10.0.x before 10.0.8 have Improper Input Validation (issue 3 of…
- CVE-2019-12986 — Critical (CVSS 9.8): Citrix SD-WAN 10.2.x before 10.2.3 and NetScaler SD-WAN 10.0.x before 10.0.8 have Improper Input Validation (issue 2 of…
- CVE-2019-12985 — Critical (CVSS 9.8): Citrix SD-WAN 10.2.x before 10.2.3 and NetScaler SD-WAN 10.0.x before 10.0.8 have Improper Input Validation (issue 1 of…
All CVEs affecting Citrix Sd-wan →
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