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CVE-2025-49809

Good to know:

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Date: July 3, 2025

mtr through 0.95, in certain privileged contexts, mishandles execution of a program specified by the MTR_PACKET environment variable. NOTE: mtr on macOS may often have Sudo rules, as an indirect consequence of Homebrew not installing setuid binaries.

Severity Score

Related Resources (6)

https://github.com/traviscross/mtr/commit/5226f105f087c29d3cfad9f28000e7536af91ac6
https://github.com/traviscross/mtr/blob/master/SECURITY
https://github.com/Homebrew/homebrew-core/issues/35085
https://security-tracker.debian.org/tracker/CVE-2025-49809
https://nvd.nist.gov/vuln/detail/CVE-2025-49809
https://www.mend.io/vulnerability-database/CVE-2025-49809

Severity Score

Weakness Type (CWE)

Inclusion of Functionality from Untrusted Control Sphere

CWE-829

Top Fix

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Upgrade to version https://github.com/traviscross/mtr.git - v0.96

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): HIGH
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): CHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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