CVE-2019-0033
Last modified
CVE-2019-0033 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A firewall bypass vulnerability in the proxy ARP service of Juniper Networks Junos OS allows an attacker to cause a high CPU condition leading to a Denial of Service (DoS). This issue affects only IPv4. EPSS estimates a 1.57% chance of exploitation in the next 30 days.
Description
A firewall bypass vulnerability in the proxy ARP service of Juniper Networks Junos OS allows an attacker to cause a high CPU condition leading to a Denial of Service (DoS). This issue affects only IPv4. Affected releases are Juniper Networks Junos OS: 12.1X46 versions above and including 12.1X46-D25 prior to 12.1X46-D71, 12.1X46-D73 on SRX Series; 12.3X48 versions prior to 12.3X48-D50 on SRX Series; 15.1X49 versions prior to 15.1X49-D75 on SRX Series.
Metrics
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Juniper | Junos | >= 12.1x46, <= 12.1x46-d10 |
| Juniper | Junos | >= 12.1x46-d25, < 12.1x46-d71 |
| Juniper | Junos | >= 12.3x48, < 12.3x48-d50 |
| Juniper | Junos | >= 15.1x49, < 15.1x49-d75 |
References
- https://kb.juniper.net/JSA10922Mitigation, Vendor Advisory
- https://kb.juniper.net/JSA10922Mitigation, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-0033?
How severe is CVE-2019-0033?
How do I fix CVE-2019-0033?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2019
- CVE-2019-0027A persistent cross-site scripting (XSS) vulnerability in the…5.4
- CVE-2019-0028On Junos devices with the BGP graceful restart helper mode e…7.5
- CVE-2019-0029Juniper ATP Series Splunk credentials are logged in a file r…8.8
- CVE-2019-0030Juniper ATP uses DES and a hardcoded salt for password hashi…7.2
- CVE-2019-0031Specific IPv6 DHCP packets received by the jdhcpd daemon wil…7.5
- CVE-2019-0032A password management issue exists where the Organization au…7.8
- CVE-2019-0034Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. Reason: T…
- CVE-2019-0035When "set system ports console insecure" is enabled, root lo…6.8
- CVE-2019-0036When configuring a stateless firewall filter in Junos OS, te…9.8
- CVE-2019-0037In a Dynamic Host Configuration Protocol version 6 (DHCPv6) …7.5
- CVE-2019-0038Crafted packets destined to the management interface (fxp0) …6.5
- CVE-2019-0039If REST API is enabled, the Junos OS login credentials are v…8.1
Are you affected by CVE-2019-0033?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST