CVE-2018-0017 json
SRX Series: Denial of service vulnerability in flowd daemon on devices configured with NAT-PT
published 2018-04-11 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-0842
- cvss
- 7.5
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.9%
- EPSS 1.9% chance of exploitation in 30 days, percentile 79%
- public exploits
- 0
- none known
Summary
A vulnerability in the Network Address Translation - Protocol Translation (NAT-PT) feature of Junos OS on SRX series devices may allow a certain valid IPv6 packet to crash the flowd daemon. Repeated crashes of the flowd daemon can result in an extended denial of service condition for the SRX device. Affected releases are Juniper Networks Junos OS: 12.1X46 versions prior to 12.1X46-D72; 12.3X48 versions prior to 12.3X48-D55; 15.1X49 versions prior to 15.1X49-D90.
Patch / fix
- Juniper Networks Junos OS 12.1X46-D76, 12.3X48-D55, 15.1X49-D90
Exploit prediction
1.86% chance of exploitation in the next 30 days, higher than 79% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 3.0 | 6.5 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 6.8 | AV:N/AC:L/Au:S/C:N/I:N/A:C |
Affected products
- Juniper Networks Junos OS
Classification
- Weakness
-
- CWE-20 Improper Input Validation
References
-
kb.juniper.net
/JSA10845
vendor-advisory
-
securityfocus.com
/bid/103749
vdb-entry, third-party-advisory
-
securitytracker.com
/id/1040785
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2018-0017
- NVD CVE-2018-0017
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