A vulnerability in the handling of specific packets that are punted from a line card to a route processor in Cisco IOS XR Software Release 7.9.2 could allow an unauthenticated, adjacent attacker to cause control plane traffic to stop working on multiple Cisco IOS XR platforms.
This vulnerability is due to incorrect handling of packets that are punted to the route processor. An attacker could exploit this vulnerability by sending traffic, which must be handled by the Linux stack on the route processor, to an affected device. A successful exploit could allow the attacker to cause control plane traffic to stop working, resulting in a denial of service (DoS) condition.
References
Configurations
Configuration 1 (hide)
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History
06 Aug 2025, 17:05
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Summary |
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References | () https://blog.apnic.net/2024/09/02/crafting-endless-as-paths-in-bgp/ - Product | |
References | () https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-xr792-bWfVDPY - Vendor Advisory | |
First Time |
Cisco ncs 5501-se
Cisco ncs 57c1-48q6-sys Cisco ncs 55a1-48q6h Cisco ios Xr Cisco ncs 55a2-mod-se-s Cisco ncs 57d2-18dd-sys Cisco ncs 540x-8z16g-sys-a Cisco ncs 540x-acc-sys Cisco ncs 540x-8z16g-sys-d Cisco ncs 55a2-mod-s Cisco ncs 5508 Cisco ncs 57c3-mod-sys Cisco ncs 540x-16z8q2c-d Cisco ncs 540-12z20g-sys-a Cisco ncs 540-fh-agg Cisco ncs 540-acc-sys Cisco ncs 57b1-5dse-sys Cisco ncs 540x-16z4g8q2c-d Cisco ncs 540x-4z14g2q-a Cisco ncs 57b1-6d24-sys Cisco ncs 540-28z4c-sys-d Cisco ncs 540-6z18g-sys-a Cisco ncs 5516 Cisco Cisco ncs 540-6z18g-sys-d Cisco ncs 540x-12z16g-sys-d Cisco ncs 540x-16z4g8q2c-a Cisco ncs 540-28z4c-sys-a Cisco ncs 55a1-36h Cisco ncs 540-fh-csr-sys Cisco ncs 540x-4z14g2q-d Cisco ncs 540x-6z18g-sys-a Cisco ncs 55a1-24q6h-s Cisco ncs 55a2-mod-hd-s Cisco ncs 55a1-24q6h-ss Cisco ncs 5502-se Cisco ncs 540-24q8l2dd-sys Cisco ncs 540-6z14s-sys-d Cisco ncs 55a1-36h-se Cisco ncs 540-24q2c2dd-sys Cisco ncs 55a1-24h Cisco ncs 540-12z20g-sys-d Cisco ncs 5501 Cisco ncs 540x-6z18g-sys-d Cisco ncs 5504 Cisco ncs 5502 Cisco ncs 540-24z8q2c-sys Cisco ncs 540x-12z16g-sys-a |
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CPE | cpe:2.3:h:cisco:ncs_5501:-:*:*:*:*:*:*:* cpe:2.3:o:cisco:ios_xr:7.9.2:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_5502-se:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_55a1-24q6h-s:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_55a1-24q6h-ss:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_55a2-mod-s:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_55a1-36h:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_5502:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540-24q2c2dd-sys:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_57b1-5dse-sys:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540-28z4c-sys-d:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540x-16z4g8q2c-a:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540x-4z14g2q-d:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540-24z8q2c-sys:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540-28z4c-sys-a:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540x-16z8q2c-d:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540x-acc-sys:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_5508:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540x-6z18g-sys-d:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_5501-se:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_55a2-mod-se-s:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_55a1-36h-se:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540-6z18g-sys-a:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_57d2-18dd-sys:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_55a2-mod-hd-s:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_55a1-24h:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540x-8z16g-sys-d:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540x-12z16g-sys-d:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540x-16z4g8q2c-d:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_57b1-6d24-sys:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540-6z14s-sys-d:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540-fh-csr-sys:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540x-4z14g2q-a:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540x-8z16g-sys-a:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_57c1-48q6-sys:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540x-12z16g-sys-a:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_5504:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_5516:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540-12z20g-sys-d:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540-6z18g-sys-d:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540-12z20g-sys-a:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540-24q8l2dd-sys:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_57c3-mod-sys:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540-acc-sys:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_55a1-48q6h:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540-fh-agg:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540x-6z18g-sys-a:-:*:*:*:*:*:*:* |
12 Mar 2025, 16:15
Type | Values Removed | Values Added |
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New CVE |
Information
Published : 2025-03-12 16:15
Updated : 2025-08-06 17:05
NVD link : CVE-2025-20141
Mitre link : CVE-2025-20141
CVE.ORG link : CVE-2025-20141
JSON object : View
Products Affected
cisco
- ncs_540-fh-agg
- ncs_540x-8z16g-sys-d
- ncs_57b1-6d24-sys
- ncs_55a1-24q6h-ss
- ncs_5502-se
- ncs_55a1-48q6h
- ncs_540x-16z4g8q2c-d
- ncs_55a1-36h-se
- ncs_57d2-18dd-sys
- ncs_5501
- ncs_540-acc-sys
- ncs_540-12z20g-sys-d
- ncs_540x-12z16g-sys-d
- ncs_540-12z20g-sys-a
- ncs_540x-12z16g-sys-a
- ncs_55a1-24q6h-s
- ncs_540-24z8q2c-sys
- ncs_540x-4z14g2q-a
- ncs_57b1-5dse-sys
- ncs_540-28z4c-sys-d
- ncs_540-24q8l2dd-sys
- ncs_540x-6z18g-sys-d
- ncs_540-28z4c-sys-a
- ncs_5516
- ncs_5502
- ncs_55a2-mod-s
- ncs_540x-8z16g-sys-a
- ncs_5508
- ncs_57c1-48q6-sys
- ncs_540-6z18g-sys-a
- ncs_55a2-mod-se-s
- ncs_5501-se
- ncs_540-6z18g-sys-d
- ncs_5504
- ncs_540x-4z14g2q-d
- ncs_540-24q2c2dd-sys
- ncs_540x-acc-sys
- ncs_540x-16z8q2c-d
- ncs_55a1-36h
- ios_xr
- ncs_540x-16z4g8q2c-a
- ncs_57c3-mod-sys
- ncs_540-6z14s-sys-d
- ncs_540-fh-csr-sys
- ncs_540x-6z18g-sys-a
- ncs_55a1-24h
- ncs_55a2-mod-hd-s
CWE
CWE-770
Allocation of Resources Without Limits or Throttling