CVE-2021-0223
Description
A local privilege escalation vulnerability in telnetd.real of Juniper Networks Junos OS may allow a locally authenticated shell user to escalate privileges and execute arbitrary commands as root. telnetd.real is shipped with setuid permissions enabled and is owned by the root user, allowing local users to run telnetd.real with root privileges. This issue affects Juniper Networks Junos OS: all versions prior to 15.1R7-S9; 17.3 versions prior to 17.3R3-S11; 17.4 versions prior to 17.4R2-S12, 17.4R3-S3; 18.1 versions prior to 18.1R3-S11; 18.2 versions prior to 18.2R3-S6; 18.3 versions prior to 18.3R2-S4, 18.3R3-S4; 18.4 versions prior to 18.4R2-S7, 18.4R3-S6; 19.1 versions prior to 19.1R2-S2, 19.1R3-S4; 19.2 versions prior to 19.2R1-S6, 19.2R3-S1; 19.3 versions prior to 19.3R3-S1; 19.4 versions prior to 19.4R2-S2, 19.4R3; 20.1 versions prior to 20.1R1-S4, 20.1R2; 20.2 versions prior to 20.2R2.
Risk Information
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| Multiple Vulnerabilities are fixed in junos 15.1R7-S9 | NCM |
| Multiple Vulnerabilities are fixed in junos 17.3R3-S11 | NCM |
| Multiple Vulnerabilities are fixed in junos 17.4R3-S3 | NCM |
| Multiple Vulnerabilities are fixed in junos 18.1R3-S11 | NCM |
| Multiple Vulnerabilities are fixed in junos 18.2R3-S6 | NCM |
| Multiple Vulnerabilities are fixed in junos 18.3R3-S4 | NCM |
| Multiple Vulnerabilities are fixed in junos 18.4R3-S6 | NCM |
| Multiple Vulnerabilities are fixed in junos 19.1R3-S4 | NCM |
| Multiple Vulnerabilities are fixed in junos 19.2R3-S1 | NCM |
| Multiple Vulnerabilities are fixed in junos 19.3R3-S1 | NCM |
| Multiple Vulnerabilities are fixed in junos 19.4R3-S1 | NCM |
| Multiple Vulnerabilities are fixed in junos 20.1R2 | NCM |
| Multiple Vulnerabilities are fixed in junos 20.2R2. | NCM |
| Execution with Unnecessary Privileges Vulnerability (CVE-2021-0223) | NCM |
Patch Details
Click to see the patches provided by ManageEngine for this CVE
| Patch ID | Patch Description |
|---|---|
| PATCH-1704488 | Security Update for junos 9.2r1 |
| PATCH-1704488 | Security Update for junos 9.2r1 |
| PATCH-1704488 | Security Update for junos 9.2r1 |
| PATCH-1704488 | Security Update for junos 9.2r1 |
| PATCH-1704488 | Security Update for junos 9.2r1 |
| PATCH-1704488 | Security Update for junos 9.2r1 |
| PATCH-1704488 | Security Update for junos 9.2r1 |
| PATCH-1704488 | Security Update for junos 9.2r1 |
| PATCH-1704488 | Security Update for junos 9.2r1 |
| PATCH-1704488 | Security Update for junos 9.2r1 |
| PATCH-1704488 | Security Update for junos 9.2r1 |
| PATCH-1704488 | Security Update for junos 9.2r1 |
| PATCH-1704488 | Security Update for junos 9.2r1 |
References
https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234