A vulnerability in the Secure Copy Protocol (SCP) server feature of Cisco IOS XE Software could allow an authenticated, local attacker with low privileges to cause a denial of service (DoS) condition on an affected device.
This vulnerability is due to improper handling of a malformed SCP request. An attacker could exploit this vulnerability by issuing a crafted command through SSH. A successful exploit could allow the attacker to cause the device to reload unexpectedly, resulting in a DoS condition.
Metrics
Affected Vendors & Products
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References
History
Wed, 25 Mar 2026 22:00:00 +0000
| Type | Values Removed | Values Added |
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| Title | Authenticated DoS via Malformed SCP Request on Cisco IOS XE |
Wed, 25 Mar 2026 16:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | A vulnerability in the Secure Copy Protocol (SCP) server feature of Cisco IOS XE Software could allow an authenticated, local attacker with low privileges to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper handling of a malformed SCP request. An attacker could exploit this vulnerability by issuing a crafted command through SSH. A successful exploit could allow the attacker to cause the device to reload unexpectedly, resulting in a DoS condition. | |
| Weaknesses | CWE-235 | |
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| Metrics |
cvssV3_1
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MITRE
Status: PUBLISHED
Assigner: cisco
Published:
Updated: 2026-03-25T16:07:32.842Z
Reserved: 2025-10-08T11:59:15.366Z
Link: CVE-2026-20083
Vulnrichment
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NVD
Status : Received
Published: 2026-03-25T16:16:12.903
Modified: 2026-03-25T16:16:12.903
Link: CVE-2026-20083
Redhat
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OpenCVE Enrichment
Updated: 2026-03-25T21:30:51Z