CVE-2018-0017: SRX Series: Denial of service vulnerability in flowd daemon on devices configured with NAT-PT
First published: Wed Apr 11 2018(Updated: )
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.
Credit: sirt@juniper.net
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Juniper JUNOS | >=12.1x46<=12.1x46\:d72 | |
| Juniper JUNOS | >=12.3x48<=12.3x48\:d55 | |
| Juniper JUNOS | >=15.1x49<=15.1x49\:d90 |
Remedy
The following software releases have been updated to resolve this specific issue: 12.1X46-D76 (pending release), 12.3X48-D55, 15.1X49-D90, 17.3R1, and all subsequent releases.
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Reference Links
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- version/juniper junos/12.1x46\:d72
- version/juniper junos/12.3x48
- version/juniper junos/12.3x48\:d55
- version/juniper junos/15.1x49
- version/juniper junos/15.1x49\:d90