CVE-2018-0021
Summary
| CVE | CVE-2018-0021 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2018-04-11 19:29:00 UTC |
| Updated | 2019-10-09 23:30:00 UTC |
| Description | If all 64 digits of the connectivity association name (CKN) key or all 32 digits of the connectivity association key (CAK) key are not configured, all remaining digits will be auto-configured to 0. Hence, Juniper devices configured with short MacSec keys are at risk to an increased likelihood that an attacker will discover the secret passphrases configured for these keys through dictionary-based and brute-force-based attacks using spoofed packets. Affected releases are Juniper Networks Junos OS: 14.1 versions prior to 14.1R10, 14.1R9; 14.1X53 versions prior to 14.1X53-D47; 15.1 versions prior to 15.1R4-S9, 15.1R6-S6, 15.1R7; 15.1X49 versions prior to 15.1X49-D100; 15.1X53 versions prior to 15.1X53-D59; 16.1 versions prior to 16.1R3-S8, 16.1R4-S8, 16.1R5; 16.2 versions prior to 16.2R1-S6, 16.2R2; 17.1 versions prior to 17.1R2. |
Risk And Classification
Problem Types: NVD-CWE-noinfo
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Juniper | Junos | 14.1 | All | All | All |
| Operating System | Juniper | Junos | 14.1 | r1 | All | All |
| Operating System | Juniper | Junos | 14.1 | r2 | All | All |
| Operating System | Juniper | Junos | 14.1 | r3 | All | All |
| Operating System | Juniper | Junos | 14.1 | r4 | All | All |
| Operating System | Juniper | Junos | 14.1 | r5 | All | All |
| Operating System | Juniper | Junos | 14.1 | r6 | All | All |
| Operating System | Juniper | Junos | 14.1 | r7 | All | All |
| Operating System | Juniper | Junos | 14.1 | r9 | All | All |
| Operating System | Juniper | Junos | 14.1x53 | All | All | All |
| Operating System | Juniper | Junos | 14.1x53 | d10 | All | All |
| Operating System | Juniper | Junos | 14.1x53 | d15 | All | All |
| Operating System | Juniper | Junos | 14.1x53 | d16 | All | All |
| Operating System | Juniper | Junos | 14.1x53 | d25 | All | All |
| Operating System | Juniper | Junos | 14.1x53 | d26 | All | All |
| Operating System | Juniper | Junos | 14.1x53 | d27 | All | All |
| Operating System | Juniper | Junos | 14.1x53 | d30 | All | All |
| Operating System | Juniper | Junos | 14.1x53 | d35 | All | All |
| Operating System | Juniper | Junos | 14.1x53 | d40 | All | All |
| Operating System | Juniper | Junos | 14.1x53 | d45 | All | All |
| Operating System | Juniper | Junos | 15.1 | All | All | All |
| Operating System | Juniper | Junos | 15.1 | r1 | All | All |
| Operating System | Juniper | Junos | 15.1 | r2 | All | All |
| Operating System | Juniper | Junos | 15.1 | r3 | All | All |
| Operating System | Juniper | Junos | 15.1 | r4 | All | All |
| Operating System | Juniper | Junos | 15.1 | r6 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | All | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d10 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d20 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d30 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d35 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d40 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d45 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d50 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d55 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d60 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d65 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d70 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d75 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d80 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d90 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | All | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d10 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d20 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d21 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d30 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d32 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d33 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d34 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d50 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d51 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d52 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d55 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d57 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d58 | All | All |
| Operating System | Juniper | Junos | 16.1 | r1 | All | All |
| Operating System | Juniper | Junos | 16.1 | r2 | All | All |
| Operating System | Juniper | Junos | 16.1 | r3 | All | All |
| Operating System | Juniper | Junos | 16.1 | r4 | All | All |
| Operating System | Juniper | Junos | 16.2 | r1 | All | All |
| Operating System | Juniper | Junos | 17.1 | r1 | All | All |
| Operating System | Juniper | Junos | 14.1 | All | All | All |
| Operating System | Juniper | Junos | 14.1 | r1 | All | All |
| Operating System | Juniper | Junos | 14.1 | r2 | All | All |
| Operating System | Juniper | Junos | 14.1 | r3 | All | All |
| Operating System | Juniper | Junos | 14.1 | r4 | All | All |
| Operating System | Juniper | Junos | 14.1 | r5 | All | All |
| Operating System | Juniper | Junos | 14.1 | r6 | All | All |
| Operating System | Juniper | Junos | 14.1 | r7 | All | All |
| Operating System | Juniper | Junos | 14.1 | r9 | All | All |
| Operating System | Juniper | Junos | 14.1x53 | All | All | All |
| Operating System | Juniper | Junos | 14.1x53 | d10 | All | All |
| Operating System | Juniper | Junos | 14.1x53 | d15 | All | All |
| Operating System | Juniper | Junos | 14.1x53 | d16 | All | All |
| Operating System | Juniper | Junos | 14.1x53 | d25 | All | All |
| Operating System | Juniper | Junos | 14.1x53 | d26 | All | All |
| Operating System | Juniper | Junos | 14.1x53 | d27 | All | All |
| Operating System | Juniper | Junos | 14.1x53 | d30 | All | All |
| Operating System | Juniper | Junos | 14.1x53 | d35 | All | All |
| Operating System | Juniper | Junos | 14.1x53 | d40 | All | All |
| Operating System | Juniper | Junos | 14.1x53 | d45 | All | All |
| Operating System | Juniper | Junos | 15.1 | All | All | All |
| Operating System | Juniper | Junos | 15.1 | r1 | All | All |
| Operating System | Juniper | Junos | 15.1 | r2 | All | All |
| Operating System | Juniper | Junos | 15.1 | r3 | All | All |
| Operating System | Juniper | Junos | 15.1 | r4 | All | All |
| Operating System | Juniper | Junos | 15.1 | r6 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | All | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d10 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d20 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d30 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d35 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d40 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d45 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d50 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d55 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d60 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d65 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d70 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d75 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d80 | All | All |
| Operating System | Juniper | Junos | 15.1x49 | d90 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | All | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d10 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d20 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d21 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d30 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d32 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d33 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d34 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d50 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d51 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d52 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d55 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d57 | All | All |
| Operating System | Juniper | Junos | 15.1x53 | d58 | All | All |
| Operating System | Juniper | Junos | 16.1 | r1 | All | All |
| Operating System | Juniper | Junos | 16.1 | r2 | All | All |
| Operating System | Juniper | Junos | 16.1 | r3 | All | All |
| Operating System | Juniper | Junos | 16.1 | r4 | All | All |
| Operating System | Juniper | Junos | 16.2 | r1 | All | All |
| Operating System | Juniper | Junos | 17.1 | r1 | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Juniper Junos Short MacSec Key Weakness May Let Remote Users Conduct Man-in-the-Middle Attacks to Recover Key Passphrases - SecurityTracker | SECTRACK | www.securitytracker.com | Third Party Advisory, VDB Entry |
| 2018-04 Security Bulletin: Junos OS: Short MacSec keys may allow man-in-the-middle attacks. (CVE-2018-0021) - Juniper Networks | CONFIRM | kb.juniper.net | Vendor Advisory |
| 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.