Junos OS: MX Series: In BBE configurations, receipt of a specific MPLS or IPv6 packet causes a Denial of Service
Published Jan 15, 2020
7.5
HIGHCVSS 3.1
EPSS 1.33%
Description
Receipt of a specific MPLS or IPv6 packet on the core facing interface of an MX Series device configured for Broadband Edge (BBE) service may trigger a kernel crash (vmcore), causing the device to reboot. The issue is specific to the processing of packets destined to BBE clients connected to MX Series subscriber management platforms. This issue affects MX Series running Juniper Networks Junos OS: 17.2 versions starting from17.2R2-S6, 17.2R3 and later releases, prior to 17.2R3-S3; 17.3 versions starting from 17.3R2-S4, 17.3R3-S2 and later releases, prior to 17.3R2-S5, 17.3R3-S5; 17.4 versions starting from 17.4R2 and later releases, prior to 17.4R2-S7,17.4R3; 18.1 versions starting from 18.1R2-S3, 18.1R3 and later releases, prior to 18.1R3-S6; 18.2 versions starting from18.2R1-S1, 18.2R2 and later releases, prior to 18.2R3-S2; 18.2X75 versions prior to 18.2X75-D51, 18.2X75-D60; 18.3 versions prior to 18.3R3; 18.4 versions prior to 18.4R2; 19.1 versions prior to 19.1R1-S3, 19.1R2; 19.2 versions prior to 19.2R1-S2, 19.2R2. This issue does not affect Juniper Networks Junos OS versions prior to 17.2R2-S6.
Affected products
-
- Version 17.2R2-S6, 17.2R3StatusaffectedConstraints<17.2*
- Version 17.3R2-S4, 17.3R3-S2StatusaffectedConstraints<17.3*
- Version 17.4R2StatusaffectedConstraints<17.4*
- Version 18.1R2-S3, 18.1R3StatusaffectedConstraints<18.1*
- Version 18.2R1-S1, 18.2R2StatusaffectedConstraints<18.2*
- Version 18.2X75StatusaffectedConstraints<18.2X75-D51, 18.2X75-D60
- Version 18.3StatusaffectedConstraints<18.3R3
- Version 18.4StatusaffectedConstraints<18.4R2
- Version 19.1StatusaffectedConstraints<19.1R1-S3, 19.1R2
- Version 19.2StatusaffectedConstraints<19.2R1-S2, 19.2R2
- Version unspecifiedStatusunaffectedConstraints<17.2R1
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Juniper Networks | Junos OS | n/a |
|
- 17.2
- 17.2
- 17.2
- 17.2
- 17.2
- 17.2
- 17.2
- 17.2
- 17.2
- 17.3
- 17.3
- 17.3
- 17.3
- 17.3
- 17.3
- 17.3
- 17.3
- 17.3
- 17.4
- 17.4
- 17.4
- 17.4
- 17.4
- 17.4
- 17.4
- 17.4
- 17.4
- 17.4
- 17.4
- 17.4
- 17.4
- 17.4
- 18.1
- 18.1
- 18.1
- 18.1
- 18.1
- 18.1
- 18.1
- 18.1
- 18.1
- 18.2
- 18.2
- 18.2
- 18.2
- 18.2
- 18.2
- 18.2
- 18.2
- 18.2x75
- 18.2x75
- 18.2x75
- 18.3
- 18.3
- 18.3
- 18.3
- 18.3
- 18.3
- 18.4
- 18.4
- 18.4
- 19.1
- 19.1
- 19.1
- 19.2
- 19.2
Running on/with
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Vendor solution
The following software releases have been updated to resolve this specific issue: 17.2R3-S3, 17.3R2-S5, 17.3R3-S5, 17.4R2-S7, 17.4R3, 18.1R3-S6, 18.2R3-S2, 18.2X75-D51, 18.2X75-D60, 18.3R3, 18.4R2, 19.1R1-S3, 19.1R2, 19.2R1-S2, 19.2R2, 19.3R1, and all subsequent releases.
No CWE recorded.
References (1)
- https://kb.juniper.net/JSA10987 x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://kb.juniper.net/JSA10987 | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.