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CVE-2023-5936

Unsafe temporary data privileges on Unix systems in Arc before v1.6.0

HIGH
7.8
CVSS Score
Published: May 15, 2024 at 04:04 PM UTC
Updated: June 17, 2026 at 06:49 AM UTC
1 product affected across 1 vendorArc

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Severity
HIGH7.8
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

On Unix systems (Linux, MacOS), Arc uses a temporary file with unsafe privileges. By tampering with such file, a malicious local user in the system may be able to trigger arbitrary code execution with root privileges.

Affected

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

Arc· Nozominetworks
90%
v < 1.6.01.6.0
Affected range stops below 1.6.0, so it looks safe — our inference, not a vendor statement

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)

Source: [email protected]
https://security.nozominetworks.com/NN-2023:14-01

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHNozomi
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-732

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