CVE-2018-0051
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2018
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
Junos OS: Denial of Service vulnerability in MS-PIC, MS-MIC, MS-MPC, MS-DPC and SRX flow daemon (flowd) related to SIP ALG
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.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Junos OS
- Vendor
- Juniper Networks
- Product
- Junos OS
- Platforms
- SRX Series
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 12.1X46 | affected | custom | 12.1X46-D77 | Unavailable | None listed |
| 12.3X48 | affected | custom | 12.3X48-D70 | Unavailable | None listed |
| 15.1X49 | affected | custom | 15.1X49-D140 | Unavailable | None listed |
Junos OS
- Vendor
- Juniper Networks
- Product
- Junos OS
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 15.1F6 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 15.1 | affected | custom | 15.1R4-S9, 15.1R7-S1 | Unavailable | None listed |
| 16.1 | affected | custom | 16.1R4-S9, 16.1R6-S1, 16.1R7 | Unavailable | None listed |
| 16.2 | affected | custom | 16.2R2-S7, 16.2R3 | Unavailable | None listed |
| 17.1 | affected | custom | 17.1R2-S7, 17.1R3 | Unavailable | None listed |
| 17.2 | affected | custom | 17.2R1-S6, 17.2R2-S4, 17.2R3 | Unavailable | None listed |
| 17.3 | affected | custom | 17.3R1-S5, 17.3R2-S2, 17.3R3 | Unavailable | None listed |
| 17.4 | affected | custom | 17.4R2 | Unavailable | None listed |