TI-2019-12962 Aliases CVE-2019-17365 GHSA-4hrm-834j-j4f9

Nix through 2.3 allows local users to gain access to an arbitrary user's account because…

LOW 34CWE-276Published 2019-10-09 · Updated 2024-08-05

Key facts

Attack vector: Local
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

Nix through 2.3 allows local users to gain access to an arbitrary user's account because the parent directory of the user-profile directories is world writable.

Why it matters now

EPSS 0.00433 37th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:nixos:nix::::::::	up to 2.3	Vulnerable	NixOS

cpe:2.3:a:nixos:nix:*:*:*:*:*:*:*:* Versions up to 2.3 Vulnerable ·NixOS

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2019-17365
2026-10-03 Alias added: GHSA-4hrm-834j-j4f9

References

Exploit 1

http://www.openwall.com/lists/oss-security/2019/10/09/4

Advisory 2

TI-2024-30614 Nix affected by unsafe NAR unpacking CVSS 3.1CRITICAL 9.1
TI-2026-28741 Nix sandbox escape: file write via symlink at FOD `.tmp` copy destination CVSS 3.1CRITICAL 9.0
TI-2024-18135 Nix Corruption of fixed-output derivations CVSS 3.1MEDIUM 6.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences