CVE-2019-0051
MEDIUMJunos OS on SRX5000 Series DoS via SSL-Proxy Hardware Resource Exhaustion
Title source: llmDescription
SSL-Proxy feature on SRX devices fails to handle a hardware resource limitation which can be exploited by remote SSL/TLS servers to crash the flowd daemon. Repeated crashes of the flowd daemon can result in an extended denial of service condition. For this issue to occur, clients protected by the SRX device must initiate a connection to the malicious server. This issue affects: Juniper Networks Junos OS on SRX5000 Series: 12.3X48 versions prior to 12.3X48-D85; 15.1X49 versions prior to 15.1X49-D180; 17.3 versions prior to 17.3R3-S7; 17.4 versions prior to 17.4R2-S6, 17.4R3; 18.1 versions prior to 18.1R3-S8; 18.2 versions prior to 18.2R3; 18.3 versions prior to 18.3R2; 18.4 versions prior to 18.4R2; 19.1 versions prior to 19.1R2.
References (1)
Core 1
Core References
Vendor Advisory x_refsource_misc
https://kb.juniper.net/JSA10973
Scores
CVSS v3
6.5
EPSS
0.0024
EPSS Percentile
46.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Details
CWE
CWE-755
Status
published
Products (4)
juniper/junos
12.3x48 (16 CPE variants)
juniper/junos
15.1x49 (23 CPE variants)
juniper/junos
17.3 (10 CPE variants)
juniper/junos
17.4
Published
Oct 09, 2019
Tracked Since
Feb 18, 2026