What’s Vulnerable › Vulnerabilities

CVE-2017-16895

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2017-12-01 · updated 2026-06-17
• Weakness: CWE-732

Description

The (1) arq_updater, (2) arqcommitter, (3) standardrestorer, (4) arqglacierrestorer, and (5) arqs3glacierrestorer helper apps in Arq 5.x before 5.10 for Mac allow local users to gain root privileges via a crafted data packet.

Affected products

• Arqbackup Arq: from 5.0.0.65 before 5.10 — fixed in 5.10

How to fix

Upgrade to a fixed version: Arqbackup Arq 5.10. Check the vendor advisory for mitigations.

References

• https://m4.rkw.io/blog/cve201716895-local-root-privesc-in-arq-backup--597.html
• https://www.arqbackup.com/blog/arq-mac-import-security-update/
• https://www.exploit-db.com/exploits/43216/
• https://m4.rkw.io/blog/cve201716895-local-root-privesc-in-arq-backup--597.html
• https://www.arqbackup.com/blog/arq-mac-import-security-update/
• https://www.exploit-db.com/exploits/43216/

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