High severity · published Oct 9, 2019
CVE-2019-0068
The SRX flowd process, responsible for packet forwarding, may crash and restart when processing specific multicast packets
7.5
CVSS
1.3%
EPSS
No
On KEV
Description
The SRX flowd process, responsible for packet forwarding, may crash and restart when processing specific multicast packets. By continuously sending the specific multicast packets, an attacker can repeatedly crash the flowd process causing a sustained Denial of Service. This issue affects Juniper Networks Junos OS on SRX Series: 12.3X48 versions prior to 12.3X48-D90; 15.1X49 versions prior to 15.1X49-D180; 17.3 versions; 17.4 versions prior to 17.4R2-S5, 17.4R3; 18.1 versions prior to 18.1R3-S6; 18.2 versions prior to 18.2R2-S4, 18.2R3; 18.3 versions prior to 18.3R2-S1, 18.3R3; 18.4 versions prior to 18.4R2; 19.1 versions prior to 19.1R1-S1, 19.1R2.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 70% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JO
Junos OS · Juniper
12.3x48; 12.3x48; 12.3x48; 12.3x48; 12.3x48; 12.3x48; +34 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-0068
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-0068
Vendor Advisory
https://kb.juniper.net/JSA10968
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