CVE-2021-0255CWE-250

Junos OS: ethtraceroute Local Privilege Escalation vulnerability in SUID binaries

Medium · published April 22, 2021

CVSS v3.1
5.5
EPSS
0%
Percentile
9.9
In the wild
Unconfirmed
What it is

A local privilege escalation vulnerability in ethtraceroute of Juniper Networks Junos OS may allow a locally authenticated user with shell access to escalate privileges and write to the local filesystem as root. ethtraceroute is shipped with setuid permissions enabled and is owned by the root user, allowing local users to run ethtraceroute with root privileges. This issue affects Juniper Networks Junos OS: 15.1X49 versions prior to 15.1X49-D240; 17.3 versions prior to 17.3R3-S11, 17.4 versions prior to 17.4R3-S4; 18.1 versions prior to 18.1R3-S12; 18.2 versions prior to 18.2R3-S7; 18.3 versions prior to 18.3R3-S4; 18.4 versions prior to 18.4R2-S7; 19.1 versions prior to 19.1R1-S6, 19.1R2-S2, 19.1R3-S4; 19.3 versions prior to 19.3R3-S2; 19.4 versions prior to 19.4R3-S1; 20.1 versions prior to 20.1R2, 20.1R3; 20.2 versions prior to 20.2R2-S1, 20.2R3; 20.3 versions prior to 20.3R1-S1.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00205 · 9.9th percentile
Weakness
CWE-250 · Execution with Unnecessary Privileges
Published
2021-04-22T19:37Z
EPSS history
Timeline
  • 22 APR 19:37Z
    Junos OS: ethtraceroute Local Privilege Escalation vulnerability in SUID binaries
    cvelistv5