PT-2020-15369 · Halo · Halo

Any-How · Published 2020-09-30 · Updated 2020-10-07 · CVE-2020-21527

Positive Technologies (AI Summary)

CVSS v2.0

8.5

High

Base vector

AV:N/AC:L/Au:S/C:N/I:C/A:C

Name of the Vulnerable Software and Affected Versions halo version 1.1.3

Description The issue allows a user to delete any files on the system through directory traversal when deleting their backup files, due to a backup function in the background.

Recommendations For halo version 1.1.3, consider restricting the backup function's access to file deletion until a patch is available. As a temporary workaround, restrict access to the backup module to minimize the risk of exploitation.

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2020-21527

Affected Products

Halo

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2020-21527 · Security Note
• https://osv.dev/vulnerability/CVE-2020-21527 · Vendor Advisory
• https://github.com/halo-dev/halo/issues/422 · Note
• https://t.me/cibsecurity/14964 · Telegram Post