Admin credential theft via predictable output path
Published Mar 4, 2026 · Updated Mar 4, 2026
Credential disclosure in erase-install 40.4 and earlier allows local users to steal administrator credentials during erase or reinstall operations. erase-install.sh redirects swiftDialog output to the fixed /var/tmp/dialog.json path without checking whether a local user replaced it with a symlink to a named pipe. Exploitation requires an unprivileged account on an Apple Silicon Mac and an administrator who starts an affected operation and enters credentials.
Summary
What happened
Credential disclosure in erase-install 40.4 and earlier allows local users to steal administrator credentials during erase or reinstall operations. erase-install.sh redirects swiftDialog output to the fixed /var/tmp/dialog.json path without checking whether a local user replaced it with a symlink to a named pipe. Exploitation requires an unprivileged account on an Apple Silicon Mac and an administrator who starts an affected operation and enters credentials.
The record
- CVE
- CVE-2025-70342
- Published
- Mar 4, 2026
- Updated
- Mar 4, 2026
- Vendor
- Unknown vendor
- Product
- Unknown product
- Classifications
- CWE-732, T1056
- Attack vector
- local
- Privileges
- authenticated
Timeline
How it unfolded
- Mar 4, 2026CVE publishedPublication date reported by the CVE source.
- Mar 4, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
What conditions does exploitation require?
What is affected?
Affected products and versions are unavailable in this record.
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
- Credential Interception via Named Pipe proof of conceptproof of concept · unverified
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Technologies
Your stack
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Your stack
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