CVE-2020-8271: citrix sd-wan Relative Path Traversal
CVSS: 10.0v2.0HighModified
Published 16-11-2020Last modified 04-08-2024
Vulnerability summary
CVE-2020-8271 is a high (CVSS 10.0) Relative Path Traversal vulnerability in citrix sd-wan. EPSS estimates a 11.08% chance of exploitation in the next 30 days, higher than 95.8% of scored vulnerabilities.
CVSS score
10.0/10
010
High · v2.0 (NVD)EPSS score
11.08%
0%100%
Medium · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 16-11-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
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
CVSS metrics
2 scores · 1 source · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
High 10.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
11.08%
Chance of exploitation in the next 30 days
Percentile
96%
Versus all other CVEs
30-day change
0.00 pp
From 11.08% on 18-09-2026
18-09-202618-10-2026
EPSS score11.08%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-23Relative Path TraversalThe product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize sequences such as ".." that can resolve to a location that is outside of that directory.
- CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
Affected systems
Citrix1 product
- sd-wan≥ 10.2.0, < 10.2.8 | ≥ 11.1.0, < 11.1.2b | ≥ 11.2.0, < 11.2.2
1 vendor · 1 product