Vulnerability · Published Sep 30, 2020 · Assigned by mitre

CVE-2020-21522

Critical 9.8

In plain English

A critical-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.5% (higher than 75% of all known vulnerabilities).

Severity (CVSS NVD)9.8Critical

Exploit odds (30 days)1.5%top 25.1% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/halo-dev/halo/issues/418 x_refsource_MISC