CVE-2025-49809

HIGH

mtr < 0.95 - Untrusted Program Execution via MTR_PACKET Environment Variable

Title source: llm
STIX 2.1

Description

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.

References (3)

Core 3

Scores

CVSS v3 7.8
EPSS 0.0014
EPSS Percentile 3.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-829
Status published
Products (1)
mtr/mtr < 0.95
Published Jul 04, 2025
Tracked Since Feb 18, 2026