CVE-2020-21522

Public Exploit

Description

An issue was discovered in halo V1.1.3. A Zip Slip Directory Traversal Vulnerability in the backend,the attacker can overwrite some files, such as ftl files, .bashrc files in the user directory, and finally get the permissions of the operating system.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.59%
Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/halo-dev/halo/issues/418 issue tracking exploit third party advisory

Frequently Asked Questions

What is the severity of CVE-2020-21522?
CVE-2020-21522 has been scored as a critical severity vulnerability.
How to fix CVE-2020-21522?
To fix CVE-2020-21522, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-21522 being actively exploited in the wild?
It is possible that CVE-2020-21522 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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