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CVE-2026-102041

MEDIUMCVSS 6.5/10EPSS 0.27%

Last modified

CVE-2026-102041 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A Reachable Assertion vulnerability in the rpd routing daemon of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent unauthenticated network attacker to cause a denial of service via malformed RSVP signaling when RSVP is enabled.. EPSS estimates a 0.27% chance of exploitation in the next 30 days.

Description

A Reachable Assertion vulnerability in the rpd routing daemon of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent unauthenticated network attacker to cause a denial of service via malformed RSVP signaling when RSVP is enabled.

Metrics

CVSS 3.1
6.5/10

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS 4.0
7.1/10

CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:A/V:C/RE:M/U:X

EPSS Probability
0.27%

17.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
Juniper NetworksJunos OS< 23.2R2-S7.7; >= 23.4, < 23.4R2-S8.13; >= 24.2, < 24.2R2-S5.5; >= 24.4, < 24.4R2-S5; >= 25.2, < 25.2R2-S2; >= 25.4, < 25.4R1-S3; >= 26.2, < 26.2R1-S2
Juniper NetworksJunos OS Evolved< 23.2R2-S7.7-EVO; >= 23.4, < 23.4R2-S8.11-EVO; >= 24.2, < 24.2R2-S5.6-EVO; >= 24.4, < 24.4R2-S5-EVO; >= 25.2, < 25.2R2-S2-EVO; >= 25.4, < 25.4R1-S3-EVO; >= 26.2, < 26.2R1-S2-EVO; 23.4X100; >= 25.2X100, < 25.2X100-D35-EVO; >= 25.4X300, < 25.4X300-D40-EVO

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-102041?
A Reachable Assertion vulnerability in the rpd routing daemon of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent unauthenticated network attacker to cause a denial of service via malformed RSVP signaling when RSVP is enabled.
How severe is CVE-2026-102041?
CVE-2026-102041 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.
How do I fix CVE-2026-102041?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST