CVE-2026-102017
Junos OS and Junos OS Evolved: An attacker causes routing-plane denial of service when Auto-RP mapping is enabled
An Out-of-bounds Write vulnerability in the rpd process of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated attacker to cause a routing-plane denial of service via Auto-RP mapping announcements received when Auto-RP mapping is enabled.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Junos OS and Junos OS Evolved: An attacker causes routing-plane denial of service when Auto-RP mapping is enabled
An Out-of-bounds Write vulnerability in the rpd process of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated attacker to cause a routing-plane denial of service via Auto-RP mapping announcements received when Auto-RP mapping is enabled.
- Record
CVE-2026-102017- CVSS 4.0
- 7.1 High
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/AU:Y/R:A/V:C/RE:M - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
EUVDEUVD-2026-101338
An Out-of-bounds Write vulnerability in the rpd process of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated attacker to cause a routing-plane denial of service via Auto-RP mapping announcements received when Auto-RP mapping is enabled.
- Record
EUVD-2026-101338- CVSS 4.0
- 7.1 High
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/AU:Y/R:A/V:C/RE:M - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-7qp3-rgcv-rhpm
An Out-of-bounds Write vulnerability in the rpd process of Juniper Networks Junos OS and Junos OS...
An Out-of-bounds Write vulnerability in the rpd process of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated attacker to cause a routing-plane denial of service via Auto-RP mapping announcements received when Auto-RP mapping is enabled.
- Record
GHSA-7qp3-rgcv-rhpm- CVSS 4.0
- 7.1 High
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 - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
NVD
An Out-of-bounds Write vulnerability in the rpd process of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated attacker to cause a routing-plane denial of service via Auto-RP mapping announcements received when Auto-RP mapping is enabled.
- Record
CVE-2026-102017- CVSS 4.0
- 7.1 High
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 - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-102017 is a high vulnerability (CVSS 7.1) in Juniper Networks Junos Os, published October 14, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.28%, the 20th percentile. No source names a fixed version.