Medium severity · published Dec 7, 2022
CVE-2020-36565
Due to improper sanitization of user input on Windows, the static file handler allows for directory traversal, allowing an attacker to read files outside of the target directory…
5.3
CVSS
1.4%
EPSS
No
On KEV
Description
Due to improper sanitization of user input on Windows, the static file handler allows for directory traversal, allowing an attacker to read files outside of the target directory that the server has permission to read.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 73% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EC
Echo · Labstack
before 4.2.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-36565
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-36565
Patch
https://github.com/labstack/echo/commit/4422e3b66b9fd498ed1ae1d0242d660d0ed3faaa
Exploit
https://github.com/labstack/echo/pull/1718
Release Notes
https://pkg.go.dev/vuln/GO-2021-0051
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