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01 Record

CVE-2015-6289

Cisco IOS 15.5(3)M on Integrated Services Router (ISR) 800, 819, and 829 devices allows remote attackers to cause a denial of service (memory consumption) via crafted TCP packets on the SSH port, aka

UnratedPUBLISHEDCNA: cisco
CNA base scoreUnratedNo CNA CVSS vector

02 Description

Cisco IOS 15.5(3)M on Integrated Services Router (ISR) 800, 819, and 829 devices allows remote attackers to cause a denial of service (memory consumption) via crafted TCP packets on the SSH port, aka

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
4.39% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 90.8% of scored records. A rank, not a probability.
NVD base score
7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2016-06-23 00:00Z10 YR AGO
Last updated
2024-08-06 07:15Z2 YR AGO
Reserved
2015-08-17
Assigning CNA
cisco
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
Data version
5.1
Document digest
3961667a175ab236d8b2226ce1e97c4f4f56c7875aef8dfdc076b7be9ed3098b

05 Affected products

VendorProductVersionsPlatforms
cisco800_integrated_services_routerNot specified—
cisco819_integrated_services_routerNot specified—
cisco829_integrated_services_routerNot specified—
ciscoiosNot specified—

06 References