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CVE-2020-7861

AnySupport directory traversing vulnerability

CRITICAL
9.8
CVSS Score
Published: April 22, 2021 at 05:33 PM UTC
Updated: June 17, 2026 at 03:25 AM UTC
2 products affected across 2 vendorsAnysupportAnysupport· also runs on 1 platform

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Severity
CRITICAL9.8
Exploit prediction
EPSS 1%

Description

AnySupport (Remote support solution) before 2019.3.21.0 allows directory traversing because of swprintf function to copy file from a management PC to a client PC. This can be lead to arbitrary file execution.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Anysupport· Anysupport
95%
v < 2019.3.21.0
Affected range stops below 2019.3.21.0, so it looks safe — our inference, not a vendor statement
microsoft-windows (environment)
Anysupport· Koino
60%
2019.3.21.0

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_refsource_CONFIRMThird Party Advisory
Source: [email protected]
https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36016

CVSS

9.8CRITICAL[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-23CWE-22

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