- 5.3MediumCVSS base score
- 2.3%Exploitation in 30 daysEPSS · top 17% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
A Denial of Service vulnerability in J-Web service may allow a remote unauthenticated user to cause Denial of Service which may prevent other users to authenticate or to perform J-Web operations. Affected releases are Juniper Networks Junos OS: 12.1X46 versions prior to 12.1X46-D77 on SRX Series; 12.3 versions prior to 12.3R12-S10; 12.3X48 versions prior to 12.3X48-D60 on SRX Series; 15.1 versions prior to 15.1R7; 15.1F6; 15.1X49 versions prior to 15.1X49-D120 on SRX Series; 15.1X53 versions prior to 15.1X53-D59 on EX2300/EX3400 Series; 15.1X53 versions prior to 15.1X53-D67 on QFX10K Series; 15.1X53 versions prior to 15.1X53-D234 on QFX5200/QFX5110 Series; 15.1X53 versions prior to 15.1X53-D470, 15.1X53-D495 on NFX Series; 16.1 versions prior to 16.1R6; 16.2 versions prior to 16.2R2-S6, 16.2R3; 17.1 versions prior to 17.1R2-S6, 17.1R3; 17.2 versions prior to 17.2R3; 17.3 versions prior to 17.3R2. No other Juniper Networks products or platforms are affected by this issue.
Timeline
ID reserved
By juniper
- 11 months later
· 11 months later
Published
- 6 years later
· 6 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| juniperCNA (assigner) | 3.0 | Medium5.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
| 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)
- 2.3% · top 17% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.3.
Affected products
- affected 12.1X46 – < 12.1X46-D77
- affected 12.3X48 – < 12.3X48-D60
- affected 15.1X49 – < 15.1X49-D120
- affected 15.1F6
- affected 12.3 – < 12.3R12-S10
- affected 15.1 – < 15.1R7
- affected 16.1 – < 16.1R6
- affected 16.2 – < 16.2R2-S6, 16.2R3
- affected 17.1 – < 17.1R2-S6, 17.1R3
- affected 17.2 – < 17.2R3
- affected 17.3 – < 17.3R2
- affected 15.1X53 – < 15.1X53-D59
- affected 15.1X53 – < 15.1X53-D67
- affected 15.1X53 – < 15.1X53-D234
- affected 15.1X53 – < 15.1X53-D470, 15.1X53-D495
What to do
Solution: The following software releases have been updated to resolve this specific issue: 12.1X46-D77, 12.3R12-S10,12.3X48-D60, 15.1R7, 15.1X49-D120, 15.1X53-D234, 15.1X53-D470, 15.1X53-D495, 15.1X53-D59, 15.1X53-D67, 16.1R6, 16.2R2-S6, 16.2R3, 17.1R2-S6, 17.1R3, 17.2R3, 17.3R2, 17.4R1 and all subsequent releases.
Workaround: Limit access to J-Web from only trusted hosts, networks and administrators.
Exploitation: Juniper SIRT is not aware of any malicious exploitation of this vulnerability.
References
2
- 1041860 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- https://kb.juniper.net/JSA10897 (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)
- EUVD EUVD-2018-0886 (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://cveledger.app/cve/CVE-2018-0062)Record last updated .