Junos OS: Denial of Service vulnerability in MS-PIC, MS-MIC, MS-MPC, MS-DPC and SRX flow daemon (flowd) related to SIP ALG (Juniper Networks Junos OS)
At a glance
- Source
- NVD
- EPSS
- EPSS 1.59 % · percentile 76 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- juniper
- NVD status
- Modified
Description
A Denial of Service vulnerability in the SIP application layer gateway (ALG) component of Junos OS based platforms allows an attacker to crash MS-PIC, MS-MIC, MS-MPC, MS-DPC or SRX flow daemon (flowd) process. This issue affects Junos OS devices with NAT or stateful firewall configuration in combination with the SIP ALG enabled. SIP ALG is enabled by default on SRX Series devices except for SRX-HE devices. SRX-HE devices have SIP ALG disabled by default. The status of ALGs in SRX device can be obtained by executing the command: show security alg status Affected releases are Juniper Networks Junos OS: 12.1X46 versions prior to 12.1X46-D77; 12.3X48 versions prior to 12.3X48-D70; 15.1X49 versions prior to 15.1X49-D140; 15.1 versions prior to 15.1R4-S9, 15.1R7-S1; 15.1F6; 16.1 versions prior to 16.1R4-S9, 16.1R6-S1, 16.1R7; 16.2 versions prior to 16.2R2-S7, 16.2R3; 17.1 versions prior to 17.1R2-S7, 17.1R3; 17.2 versions prior to 17.2R1-S6, 17.2R2-S4, 17.2R3; 17.3 versions prior to 17.3R1-S5, 17.3R2-S2, 17.3R3; 17.4 versions prior to 17.4R2. No other Juniper Networks products or platforms are affected by this issue.
Weaknesses (CWE)
- CWE-20 — Improper Input Validation
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.0 | HIGH 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | juniper |
| CVSS 3.0 | HIGH 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · sirt@juniper.net (Secondary) |
| CVSS 3.0 | MEDIUM 5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2018-0875
- GCVE · GCVE-0-2018-0051
CERT-FR advisories
- CERTFR-2018-AVI-487 — Multiples vulnérabilités dans les produits Juniper · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:o:juniper:junos:12.1x46:*:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.1x46:d10:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.1x46:d15:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.1x46:d20:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.1x46:d25:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.1x46:d30:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.1x46:d35:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.1x46:d40:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.1x46:d45:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.1x46:d50:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.1x46:d55:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.1x46:d60:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.1x46:d65:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.3x48:*:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.3x48:d10:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.3x48:d15:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.3x48:d20:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.3x48:d25:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.3x48:d30:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.3x48:d35:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.3x48:d40:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.3x48:d45:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.3x48:d50:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.3x48:d55:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.3x48:d60:*:*:*:*:*:*cpe:2.3:o:juniper:junos:12.3x48:d65:*:*:*:*:*:*cpe:2.3:o:juniper:junos:15.1x49:*:*:*:*:*:*:*cpe:2.3:o:juniper:junos:15.1x49:d10:*:*:*:*:*:*cpe:2.3:o:juniper:junos:15.1x49:d100:*:*:*:*:*:*cpe:2.3:o:juniper:junos:15.1x49:d110:*:*:*:*:*:*cpe:2.3:o:juniper:junos:15.1x49:d120:*:*:*:*:*:*cpe:2.3:o:juniper:junos:15.1x49:d130:*:*:*:*:*:*cpe:2.3:o:juniper:junos:15.1x49:d20:*:*:*:*:*:*cpe:2.3:o:juniper:junos:15.1x49:d30:*:*:*:*:*:*cpe:2.3:o:juniper:junos:15.1x49:d35:*:*:*:*:*:*cpe:2.3:o:juniper:junos:15.1x49:d40:*:*:*:*:*:*cpe:2.3:o:juniper:junos:15.1x49:d45:*:*:*:*:*:*cpe:2.3:o:juniper:junos:15.1x49:d50:*:*:*:*:*:*cpe:2.3:o:juniper:junos:15.1x49:d55:*:*:*:*:*:*cpe:2.3:o:juniper:junos:15.1x49:d60:*:*:*:*:*:*- +33 more
Affected products
| Product | Versions |
|---|---|
| Juniper Networks · Junos OS | affected 12.1X46 < 12.1X46-D77 ; affected 12.3X48 < 12.3X48-D70 ; affected 15.1X49 < 15.1X49-D140 |
| Juniper Networks · Junos OS | affected 15.1F6 ; affected 15.1 < 15.1R4-S9, 15.1R7-S1 ; affected 16.1 < 16.1R4-S9, 16.1R6-S1, 16.1R7 ; affected 16.2 < 16.2R2-S7, 16.2R3 ; affected 17.1 < 17.1R2-S7, 17.1R3 ; affected 17.2 < 17.2R1-S6, 17.2R2-S4, 17.2R3 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |