CVE-2023-28339

HIGH

OpenDoas < 6.8.2 - Privilege Escalation via TIOCSTI Terminal Sharing

Title source: llm
STIX 2.1

Description

OpenDoas through 6.8.2, when TIOCSTI is available, allows privilege escalation because of sharing a terminal with the original session. NOTE: TIOCSTI is unavailable in OpenBSD 6.0 and later, and can be made unavailable in the Linux kernel 6.2 and later.

References (1)

Core 1
Core References

Scores

CVSS v3 8.8
EPSS 0.0064
EPSS Percentile 45.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-269
Status published
Products (1)
opendoas_project/opendoas < 6.8.2
Published Mar 14, 2023
Tracked Since Feb 18, 2026