Vulnerability identifier: #VU49560
Vulnerability risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-20
Exploitation vector: Local network
Exploit availability: No
Vulnerable software:
Junos OS Evolved
Operating systems & Components /
Operating system
Juniper Junos OS
Operating systems & Components /
Operating system
Vendor: Juniper Networks, Inc.
Description
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to insufficient validation of user-supplied input in the Routing Protocol Daemon (RPD) service. A remote attacker can send specially crafted RSVP packets when bidirectional LSPs and perform a denial of service attack or execute arbitrary code on the system.
Mitigation
Install updates from vendor's website.
This issue affects:
Juniper Networks Junos OS:
Juniper Networks Junos OS Evolved:
Vulnerable software versions
Junos OS Evolved: 20.1 - 20.1R1-S2-EVO, 19.4
Juniper Junos OS: 18.4 - 18.4R3-S1, 19.4 - 19.4R3, 15.1 - 15.1R7-S13, 15.1F - 15.1F7-S2, 15.1X49 - 15.1X49-D230, 19.3 - 19.3R2-S7, 19.1 - 19.1R3-S2, 17.3 - 17.3R3-S9, 20.1 - 20.1R1-S3, 20.2, 19.2 - 19.2R2-S1, 18.3 - 18.3R3-S1, 18.2 - 18.2R3-S3, 18.1 - 18.1R3-S9, 17.4 - 17.4R3-S1
External links
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA11098&cat=SIRT_1&actp=LIST
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.