PoC Index

CVE-2018-18555

CRITICAL 9.9EPSS 1.8%

A sandbox escape issue was discovered in VyOS 1.1.8. It provides a restricted management shell for operator users to administer the device. By issuing various shell special characters with certain commands, an authenticated operator user can break out of the management shell and gain access to the underlying Linux shell. The user can then run arbitrary operating system commands with the privileges afforded by their account.

CVSS v3.0
9.9 CRITICALCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v2.0
9.0 HIGHAV:N/AC:L/Au:S/C:C/I:C/A:C
EPSS
1.77% chance of exploitation in the next 30 days, 77th percentile
Published
2018-12-17
Updated
2024-08-05

Proof-of-concept exploits (1)

References

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