Remote denial of service in Junos OS and Junos OS Evolved RPD



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-47499
CWE-ID CWE-754
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Juniper Junos OS
Operating systems & Components / Operating system

Junos OS Evolved
Operating systems & Components / Operating system

Vendor Juniper Networks, Inc.

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Improper Check for Unusual or Exceptional Conditions

EUVDB-ID: #VU98358

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-47499

CWE-ID: CWE-754 - Improper Check for Unusual or Exceptional Conditions

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper error handling when processing AS PATH attribute. A remote attacker can send specially crafted AS PATH attributes to the system and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Juniper Junos OS: 21.2R1-S1 - 23.4R2-S3

Junos OS Evolved: 21.2R1-EVO - 23.2R2-EVO

CPE2.3 External links

https://supportportal.juniper.net/s/article/2024-10-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-In-a-BMP-scenario-receipt-of-a-malformed-AS-PATH-attribute-can-cause-an-RPD-core-CVE-2024-47499


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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