CVE-2018-0058
MX Series: In BBE configurations, receipt of a crafted IPv6 exception packet causes a Denial of Service
- Published
- Updated
- Reserved
- Assigned by
- juniper
Description
Receipt of a specially crafted IPv6 exception packet may be able to trigger a kernel crash (vmcore), causing the device to reboot. The issue is specific to the processing of Broadband Edge (BBE) client route processing on MX Series subscriber management platforms, introduced by the Tomcat (Next Generation Subscriber Management) functionality in Junos OS 15.1. This issue affects no other platforms or configurations. Affected releases are Juniper Networks Junos OS: 15.1 versions prior to 15.1R7-S2, 15.1R8 on MX Series; 16.1 versions prior to 16.1R4-S11, 16.1R7-S2, 16.1R8 on MX Series; 16.2 versions prior to 16.2R3 on MX Series; 17.1 versions prior to 17.1R2-S9, 17.1R3 on MX Series; 17.2 versions prior to 17.2R2-S6, 17.2R3 on MX Series; 17.3 versions prior to 17.3R2-S4, 17.3R3-S2, 17.3R4 on MX Series; 17.4 versions prior to 17.4R2 on MX Series; 18.1 versions prior to 18.1R2-S3, 18.1R3 on MX Series; 18.2 versions prior to 18.2R1-S1, 18.2R2 on MX Series.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| juniperCNA (assigner) | 3.0 | Medium5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.0 | High7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 1.4% · top 27% of all CVEs (4 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.9.
Weakness
- Denial of service
- CWE-20 (opens in a new tab)All about CWE-20 and its CVEs
Affected products
- affected 15.1 – < 15.1R7-S2, 15.1R8
- affected 16.1 – < 16.1R4-S11, 16.1R7-S2, 16.1R8
- affected 16.2 – < 16.2R3
- affected 17.1 – < 17.1R2-S9, 17.1R3
- affected 17.2 – < 17.2R2-S6, 17.2R3
- affected 17.3 – < 17.3R2-S4, 17.3R3-S2, 17.3R4
- affected 17.4 – < 17.4R2
- affected 18.1 – < 18.1R2-S3, 18.1R3
- affected 18.2 – < 18.2R1-S1, 18.2R2
What to do
Solution: The following software releases have been updated to resolve this specific issue: 15.1R7-S2, 15.1R8, 16.1R4-S11, 16.1R7-S2, 16.1R8, 16.2R3, 17.1R2-S9, 17.1R3, 17.2R2-S6, 17.2R3, 17.3R2-S4, 17.3R3-S2*, 17.3R4, 17.4R2, 18.1R2-S3, 18.1R3, 18.2R1-S1, 18.2R2, 18.3R1, and all subsequent releases. *Available November 2018
Workaround: There are no viable workarounds for this issue
Exploitation: Juniper SIRT is not aware of any malicious exploitation of this vulnerability.
References (2)
- https://kb.juniper.net/KB31899 (opens in a new tab)x_refsource_MISCx_transferred
- https://kb.juniper.net/JSA10893 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2018-0058)Record last updated .