PT-2020-12614 · Eset · Eset Antivirus/Antispyware Module

Khang Kì Tổ + 1 · Published 2020-04-29 · Updated 2021-07-21 · CVE-2020-11446

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions ESET Antivirus and Antispyware Module versions 1553 through 1560

Description The issue allows a user with limited access rights to create hard links in some ESET directories and then force the product to write through these links into files that would normally not be write-able by the user, thus achieving privilege escalation.

Recommendations For ESET Antivirus and Antispyware Module versions 1553 through 1560, consider restricting access to the affected directories to prevent users with limited access rights from creating hard links, until a patch is available.

Fix

Link Following

Weakness Enumeration

CWE-59

Related Identifiers

CVE-2020-11446

Affected Products

Eset Antivirus/Antispyware Module

References · 4

• https://osv.dev/vulnerability/CVE-2020-11446 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-11446 · Security Note
• https://support.eset.com/en/ca7489-local-privilege-escalation-vulnerability-fixed-in-eset-products-for-windows · Vendor Advisory
• https://t.me/cvenotify/3399 · Telegram Post