CVE-2018-0019: juniper networks junos os Improper Input Validation
Vulnerability summary
CVE-2018-0019 is a medium (CVSS 5.9) Improper Input Validation vulnerability in juniper networks junos os. EPSS estimates a 1.50% chance of exploitation in the next 30 days, higher than 73.8% of scored vulnerabilities.
Timeline
- 11-04-2018PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
Description
A vulnerability in Junos OS SNMP MIB-II subagent daemon (mib2d) may allow a remote network based attacker to cause the mib2d process to crash resulting in a denial of service condition (DoS) for the SNMP subsystem. While a mib2d process crash can disrupt the network monitoring via SNMP, it does not impact routing, switching or firewall functionalities. SNMP is disabled by default on devices running Junos OS. Affected releases are Juniper Networks Junos OS: 12.1X46 versions prior to 12.1X46-D76; 12.3 versions prior to 12.3R12-S7, 12.3R13; 12.3X48 versions prior to 12.3X48-D65; 14.1 versions prior to 14.1R9; 14.1X53 versions prior to 14.1X53-D130; 15.1 versions prior to 15.1F2-S20, 15.1F6-S10, 15.1R7; 15.1X49 versions prior to 15.1X49-D130; 15.1X53 versions prior to 15.1X53-D233, 15.1X53-D471, 15.1X53-D472, 15.1X53-D58, 15.1X53-D66; 16.1 versions prior to 16.1R5-S3, 16.1R7; 16.1X65 versions prior to 16.1X65-D47; 16.1X70 versions prior to 16.1X70-D10; 16.2 versions prior to 16.2R1-S6, 16.2R2-S5, 16.2R3; 17.1 versions prior to 17.1R2-S6, 17.1R3;
CVSS metrics
3 scores · 2 sources · 2 versions- CVE.orgCNA5.3MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LDiffers
EPSS trend
Probability
1.50%
Chance of exploitation in the next 30 days
Percentile
74%
Versus all other CVEs
30-day change
-0.03 pp
From 1.53% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Juniper1 product
- junos15.1x49 | 15.1x49:d10 | 15.1x49:d100 | 15.1x49:d110 | 15.1x49:d120 | 15.1x49:d20 | 15.1x49:d30 | 15.1x49:d35 | 15.1x49:d40 | 15.1x49:d45 | 15.1x49:d50 | 15.1x49:d55 | 15.1x49:d60 | 15.1x49:d65 | 15.1x49:d70 | 15.1x49:d75 | 15.1x49:d80 | 15.1x49:d90 | 14.1 | 14.1:r1 | 14.1:r2 | 14.1:r3 | 14.1:r4 | 14.1:r5 | 14.1:r6 | 14.1:r7 | 14.1:r8 | 14.1x53 | 14.1x53:d15 | 14.1x53:d16 | 14.1x53:d25 | 14.1x53:d26 | 14.1x53:d27 | 14.1x53:d30 | 14.1x53:d35 | 14.1x53:d40 | 14.1x53:d42 | 14.1x53:d43 | 14.1x53:d44 | 14.1x53:d45 | 14.1x53:d46 | 15.1x53 | 15.1x53:d10 | 15.1x53:d20 | 15.1x53:d21 | 15.1x53:d30 | 15.1x53:d32 | 15.1x53:d33 | 15.1x53:d34 | 15.1x53:d50 | 15.1x53:d51 | 15.1x53:d52 | 15.1x53:d55 | 15.1x53:d57 | 16.1:r1 | 16.1:r2 | 16.1:r3 | 16.1:r4 | 16.1:r5 | 16.2:r1 | 16.2:r2 | 16.2:r3 | 17.1:r1 | 17.1:r2 | 17.1:r3 | 15.1 | 15.1:r1 | 15.1:r2 | 15.1:r3 | 15.1:r4 | 15.1:r6 | 12.1x46 | 12.1x46:d10 | 12.1x46:d15 | 12.1x46:d20 | 12.1x46:d25 | 12.1x46:d30 | 12.1x46:d35 | 12.1x46:d40 | 12.1x46:d45 | 12.1x46:d50 | 12.1x46:d55 | 12.1x46:d60 | 12.1x46:d65 | 12.3x48 | 12.3x48:d10 | 12.3x48:d15 | 12.3x48:d20 | 12.3x48:d25 | 12.3x48:d30 | 12.3x48:d35 | 12.3x48:d40 | 12.3x48:d45 | 12.3x48:d50 | 12.3x48:d55 | 12.3x48:d60 | 14.2 | 14.2:r1 | 14.2:r2 | 14.2:r3 | 14.2:r4 | 14.2:r5 | 14.2:r6 | 14.2:r7 | 15.1:f1 | 15.1:f2 | 15.1:f3 | 15.1:f4 | 15.1:f6 | 15.1x53:d210 | 15.1x53:d230 | 15.1x53:d231 | 15.1x53:d232 | 15.1x53:d58 | 15.1x53:d60 | 15.1x53:d61 | 15.1x53:d62 | 15.1x53:d63 | 15.1x53:d64 | 15.1x53:d65 | 15.1x53:d66 | 15.1x53:d233 | 15.1x53:d470 | 17.2:r1 | 17.2:r2 | 12.3:r1 | 12.3:r10 | 12.3:r11 | 12.3:r12 | 12.3:r2 | 12.3:r3 | 12.3:r4 | 12.3:r5 | 12.3:r6 | 12.3:r7 | 12.3:r8 | 12.3:r9 | 14.1x53:d121 | 16.1x65:d30 | 16.1x65:d35 | 16.1x65:d40 | 16.1x70
Juniper networks1 product
- junos os≥ 12.1X46, < 12.1X46-D76 | ≥ 12.3, < 12.3R12-S7, 12.3R13 | ≥ 12.3X48, < 12.3X48-D65 | ≥ 14.1, < 14.1R9 | ≥ 14.1X53, < 14.1X53-D130 | ≥ 15.1, < 15.1F2-S20, 15.1F6-S10, 15.1R7 | ≥ 15.1X49, < 15.1X49-D130 | ≥ 15.1X53, < 15.1X53-D233, 15.1X53-D471, 15.1X53-D472, 15.1X53-D58, 15.1X53-D66 | ≥ 16.1, < 16.1R5-S3, 16.1R7 | ≥ 16.1X65, < 16.1X65-D47 | ≥ 16.1X70, < 16.1X70-D10 | ≥ 16.2, < 16.2R1-S6, 16.2R2-S5, 16.2R3 | ≥ 17.1, < 17.1R2-S6, 17.1R3
2 vendors · 2 products