CVE-2022-22215
Summary
| CVE | CVE-2022-22215 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2022-07-20 15:15:00 UTC |
| Updated | 2022-07-29 22:58:00 UTC |
| Description | A Missing Release of File Descriptor or Handle after Effective Lifetime vulnerability in plugable authentication module (PAM) of Juniper Networks Junos OS and Junos OS Evolved allows a locally authenticated attacker with low privileges to cause a Denial of Service (DoS). It is possible that after the termination of a gRPC connection the respective/var/run/<pid>.env file is not getting deleted which if occurring repeatedly can cause inode exhaustion. Inode exhaustion can present itself in two different ways: 1. The following log message can be observed: host kernel: pid <pid> (<process>), uid <uid> inumber <number> on /.mount/var: out of inodes which by itself is a clear indication. 2. The following log message can be observed: host <process>[<pid>]: ... : No space left on device which is not deterministic and just a representation of a write error which could have several reasons. So the following check needs to be done: user@host> show system storage no-forwarding Filesystem Size Used Avail Capacity Mounted on /dev/ada1p1 475M 300M 137M 69% /.mount/var which indicates that the write error is not actually due to a lack of disk space. If either 1. or 2. has been confirmed, then the output of: user@host> file list /var/run/*.env | count need to be checked and if it indicates a high (>10000) number of files the system has been affected by this issue. This issue affects: Juniper Networks Junos OS All versions prior to 19.1R3-S8; 19.2 versions prior to 19.2R3-S6; 19.3 versions prior to 19.3R3-S5; 19.4 versions prior to 19.4R2-S6, 19.4R3-S7; 20.1 version 20.1R1 and later versions; 20.2 versions prior to 20.2R3-S5; 20.3 versions prior to 20.3R3-S4; 20.4 versions prior to 20.4R3; 21.1 versions prior to 21.1R3; 21.2 versions prior to 21.2R2. Juniper Networks Junos OS Evolved All versions prior to 20.4R3-EVO; 21.1 versions prior to 21.1R3-S1-EVO; 21.2 versions prior to 21.2R1-S1-EVO, 21.2R2-EVO. |
Risk And Classification
Problem Types: CWE-772
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Juniper | Junos | All | All | All | All |
| Operating System | Juniper | Junos | 19.1 | - | All | All |
| Operating System | Juniper | Junos | 19.1 | r1 | All | All |
| Operating System | Juniper | Junos | 19.1 | r1-s1 | All | All |
| Operating System | Juniper | Junos | 19.1 | r1-s2 | All | All |
| Operating System | Juniper | Junos | 19.1 | r1-s3 | All | All |
| Operating System | Juniper | Junos | 19.1 | r1-s4 | All | All |
| Operating System | Juniper | Junos | 19.1 | r1-s5 | All | All |
| Operating System | Juniper | Junos | 19.1 | r1-s6 | All | All |
| Operating System | Juniper | Junos | 19.1 | r2 | All | All |
| Operating System | Juniper | Junos | 19.1 | r2-s1 | All | All |
| Operating System | Juniper | Junos | 19.1 | r2-s2 | All | All |
| Operating System | Juniper | Junos | 19.1 | r2-s3 | All | All |
| Operating System | Juniper | Junos | 19.1 | r3 | All | All |
| Operating System | Juniper | Junos | 19.1 | r3-s1 | All | All |
| Operating System | Juniper | Junos | 19.1 | r3-s2 | All | All |
| Operating System | Juniper | Junos | 19.1 | r3-s3 | All | All |
| Operating System | Juniper | Junos | 19.1 | r3-s4 | All | All |
| Operating System | Juniper | Junos | 19.1 | r3-s5 | All | All |
| Operating System | Juniper | Junos | 19.1 | r3-s6 | All | All |
| Operating System | Juniper | Junos | 19.1 | r3-s7 | All | All |
| Operating System | Juniper | Junos | 19.2 | - | All | All |
| Operating System | Juniper | Junos | 19.2 | r1 | All | All |
| Operating System | Juniper | Junos | 19.2 | r1-s1 | All | All |
| Operating System | Juniper | Junos | 19.2 | r1-s2 | All | All |
| Operating System | Juniper | Junos | 19.2 | r1-s3 | All | All |
| Operating System | Juniper | Junos | 19.2 | r1-s4 | All | All |
| Operating System | Juniper | Junos | 19.2 | r1-s5 | All | All |
| Operating System | Juniper | Junos | 19.2 | r1-s6 | All | All |
| Operating System | Juniper | Junos | 19.2 | r1-s7 | All | All |
| Operating System | Juniper | Junos | 19.2 | r1-s8 | All | All |
| Operating System | Juniper | Junos | 19.2 | r1-s9 | All | All |
| Operating System | Juniper | Junos | 19.2 | r2 | All | All |
| Operating System | Juniper | Junos | 19.2 | r2-s1 | All | All |
| Operating System | Juniper | Junos | 19.2 | r3 | All | All |
| Operating System | Juniper | Junos | 19.2 | r3-s1 | All | All |
| Operating System | Juniper | Junos | 19.2 | r3-s2 | All | All |
| Operating System | Juniper | Junos | 19.2 | r3-s3 | All | All |
| Operating System | Juniper | Junos | 19.2 | r3-s4 | All | All |
| Operating System | Juniper | Junos | 19.2 | r3-s5 | All | All |
| Operating System | Juniper | Junos | 19.3 | - | All | All |
| Operating System | Juniper | Junos | 19.3 | r1 | All | All |
| Operating System | Juniper | Junos | 19.3 | r1-s1 | All | All |
| Operating System | Juniper | Junos | 19.3 | r2 | All | All |
| Operating System | Juniper | Junos | 19.3 | r2-s1 | All | All |
| Operating System | Juniper | Junos | 19.3 | r2-s2 | All | All |
| Operating System | Juniper | Junos | 19.3 | r2-s3 | All | All |
| Operating System | Juniper | Junos | 19.3 | r2-s4 | All | All |
| Operating System | Juniper | Junos | 19.3 | r2-s5 | All | All |
| Operating System | Juniper | Junos | 19.3 | r2-s6 | All | All |
| Operating System | Juniper | Junos | 19.3 | r3 | All | All |
| Operating System | Juniper | Junos | 19.3 | r3-s1 | All | All |
| Operating System | Juniper | Junos | 19.3 | r3-s2 | All | All |
| Operating System | Juniper | Junos | 19.3 | r3-s3 | All | All |
| Operating System | Juniper | Junos | 19.3 | r3-s4 | All | All |
| Operating System | Juniper | Junos | 19.4 | - | All | All |
| Operating System | Juniper | Junos | 19.4 | r1 | All | All |
| Operating System | Juniper | Junos | 19.4 | r1-s1 | All | All |
| Operating System | Juniper | Junos | 19.4 | r1-s2 | All | All |
| Operating System | Juniper | Junos | 19.4 | r1-s3 | All | All |
| Operating System | Juniper | Junos | 19.4 | r1-s4 | All | All |
| Operating System | Juniper | Junos | 19.4 | r2 | All | All |
| Operating System | Juniper | Junos | 19.4 | r2-s1 | All | All |
| Operating System | Juniper | Junos | 19.4 | r2-s2 | All | All |
| Operating System | Juniper | Junos | 19.4 | r2-s3 | All | All |
| Operating System | Juniper | Junos | 19.4 | r2-s4 | All | All |
| Operating System | Juniper | Junos | 19.4 | r2-s5 | All | All |
| Operating System | Juniper | Junos | 19.4 | r3 | All | All |
| Operating System | Juniper | Junos | 19.4 | r3-s1 | All | All |
| Operating System | Juniper | Junos | 19.4 | r3-s2 | All | All |
| Operating System | Juniper | Junos | 19.4 | r3-s3 | All | All |
| Operating System | Juniper | Junos | 19.4 | r3-s4 | All | All |
| Operating System | Juniper | Junos | 19.4 | r3-s5 | All | All |
| Operating System | Juniper | Junos | 19.4 | r3-s6 | All | All |
| Operating System | Juniper | Junos | 20.1 | r1 | All | All |
| Operating System | Juniper | Junos | 20.1 | r1-s1 | All | All |
| Operating System | Juniper | Junos | 20.1 | r1-s2 | All | All |
| Operating System | Juniper | Junos | 20.1 | r1-s3 | All | All |
| Operating System | Juniper | Junos | 20.1 | r1-s4 | All | All |
| Operating System | Juniper | Junos | 20.1 | r2 | All | All |
| Operating System | Juniper | Junos | 20.1 | r2-s1 | All | All |
| Operating System | Juniper | Junos | 20.1 | r2-s2 | All | All |
| Operating System | Juniper | Junos | 20.1 | r3 | All | All |
| Operating System | Juniper | Junos | 20.1 | r3-s1 | All | All |
| Operating System | Juniper | Junos | 20.1 | r3-s2 | All | All |
| Operating System | Juniper | Junos | 20.1 | r3-s3 | All | All |
| Operating System | Juniper | Junos | 20.2 | - | All | All |
| Operating System | Juniper | Junos | 20.2 | r1 | All | All |
| Operating System | Juniper | Junos | 20.2 | r1-s1 | All | All |
| Operating System | Juniper | Junos | 20.2 | r1-s2 | All | All |
| Operating System | Juniper | Junos | 20.2 | r1-s3 | All | All |
| Operating System | Juniper | Junos | 20.2 | r2 | All | All |
| Operating System | Juniper | Junos | 20.2 | r2-s1 | All | All |
| Operating System | Juniper | Junos | 20.2 | r2-s2 | All | All |
| Operating System | Juniper | Junos | 20.2 | r2-s3 | All | All |
| Operating System | Juniper | Junos | 20.2 | r3 | All | All |
| Operating System | Juniper | Junos | 20.2 | r3-s1 | All | All |
| Operating System | Juniper | Junos | 20.2 | r3-s2 | All | All |
| Operating System | Juniper | Junos | 20.2 | r3-s3 | All | All |
| Operating System | Juniper | Junos | 20.2 | r3-s4 | All | All |
| Operating System | Juniper | Junos | 20.3 | - | All | All |
| Operating System | Juniper | Junos | 20.3 | r1 | All | All |
| Operating System | Juniper | Junos | 20.3 | r1-s1 | All | All |
| Operating System | Juniper | Junos | 20.3 | r1-s2 | All | All |
| Operating System | Juniper | Junos | 20.3 | r2 | All | All |
| Operating System | Juniper | Junos | 20.3 | r2-s1 | All | All |
| Operating System | Juniper | Junos | 20.3 | r3 | All | All |
| Operating System | Juniper | Junos | 20.3 | r3-s1 | All | All |
| Operating System | Juniper | Junos | 20.3 | r3-s2 | All | All |
| Operating System | Juniper | Junos | 20.3 | r3-s3 | All | All |
| Operating System | Juniper | Junos | 20.4 | - | All | All |
| Operating System | Juniper | Junos | 20.4 | r1 | All | All |
| Operating System | Juniper | Junos | 20.4 | r1-s1 | All | All |
| Operating System | Juniper | Junos | 20.4 | r2 | All | All |
| Operating System | Juniper | Junos | 20.4 | r2-s1 | All | All |
| Operating System | Juniper | Junos | 20.4 | r2-s2 | All | All |
| Operating System | Juniper | Junos | 21.1 | - | All | All |
| Operating System | Juniper | Junos | 21.1 | r1 | All | All |
| Operating System | Juniper | Junos | 21.1 | r1-s1 | All | All |
| Operating System | Juniper | Junos | 21.1 | r2 | All | All |
| Operating System | Juniper | Junos | 21.1 | r2-s1 | All | All |
| Operating System | Juniper | Junos | 21.1 | r2-s2 | All | All |
| Operating System | Juniper | Junos | 21.2 | - | All | All |
| Operating System | Juniper | Junos | 21.2 | r1 | All | All |
| Operating System | Juniper | Junos | 21.2 | r1-s1 | All | All |
| Operating System | Juniper | Junos | 21.2 | r1-s2 | All | All |
| Operating System | Juniper | Junos Os Evolved | All | All | All | All |
| Operating System | Juniper | Junos Os Evolved | 20.4 | - | All | All |
| Operating System | Juniper | Junos Os Evolved | 20.4 | r1 | All | All |
| Operating System | Juniper | Junos Os Evolved | 20.4 | r1-s1 | All | All |
| Operating System | Juniper | Junos Os Evolved | 20.4 | r1-s2 | All | All |
| Operating System | Juniper | Junos Os Evolved | 20.4 | r2 | All | All |
| Operating System | Juniper | Junos Os Evolved | 20.4 | r2-s1 | All | All |
| Operating System | Juniper | Junos Os Evolved | 20.4 | r2-s2 | All | All |
| Operating System | Juniper | Junos Os Evolved | 20.4 | r2-s3 | All | All |
| Operating System | Juniper | Junos Os Evolved | 21.1 | - | All | All |
| Operating System | Juniper | Junos Os Evolved | 21.1 | r1 | All | All |
| Operating System | Juniper | Junos Os Evolved | 21.1 | r1-s1 | All | All |
| Operating System | Juniper | Junos Os Evolved | 21.1 | r2 | All | All |
| Operating System | Juniper | Junos Os Evolved | 21.1 | r3 | All | All |
| Operating System | Juniper | Junos Os Evolved | 21.2 | - | All | All |
| Operating System | Juniper | Junos Os Evolved | 21.2 | r1 | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| CEC Juniper Community | CONFIRM | kb.juniper.net | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.