Vulnerability Monitor

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CVE-2015-6280


The SSHv2 functionality in Cisco IOS 15.2, 15.3, 15.4, and 15.5 and IOS XE 3.6E before 3.6.3E, 3.7E before 3.7.1E, 3.10S before 3.10.6S, 3.11S before 3.11.4S, 3.12S before 3.12.3S, 3.13S before 3.13.3S, and 3.14S before 3.14.1S does not properly implement RSA authentication, which allows remote attackers to obtain login access by leveraging knowledge of a username and the associated public key, aka Bug ID CSCus73013.


Security Impact Summary

CVE-2015-6280 is a security vulnerability that . Impacting 2 products from cisco, from cisco organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2015, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.


Published

2015-09-28T02:59:12.013

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 9.3 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

8.6

Impact Score

10.0

Weaknesses
  • Type: Primary
    CWE-287

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System cisco ios 15.2\(1\)sy Yes
Operating System cisco ios 15.2\(1\)sy0a Yes
Operating System cisco ios 15.2\(2\)e Yes
Operating System cisco ios 15.2\(2\)e1 Yes
Operating System cisco ios 15.2\(2\)e2 Yes
Operating System cisco ios 15.2\(2\)ea1 Yes
Operating System cisco ios 15.2\(2a\)e1 Yes
Operating System cisco ios 15.2\(2a\)e2 Yes
Operating System cisco ios 15.2\(3\)e Yes
Operating System cisco ios 15.2\(3\)ea Yes
Operating System cisco ios 15.2\(3a\)e Yes
Operating System cisco ios 15.3\(3\)m1 Yes
Operating System cisco ios 15.3\(3\)m2 Yes
Operating System cisco ios 15.3\(3\)m3 Yes
Operating System cisco ios 15.3\(3\)m4 Yes
Operating System cisco ios 15.3\(3\)m5 Yes
Operating System cisco ios 15.3\(3\)s Yes
Operating System cisco ios 15.3\(3\)s1 Yes
Operating System cisco ios 15.3\(3\)s1a Yes
Operating System cisco ios 15.3\(3\)s2 Yes
Operating System cisco ios 15.3\(3\)s3 Yes
Operating System cisco ios 15.3\(3\)s4 Yes
Operating System cisco ios 15.3\(3\)s5 Yes
Operating System cisco ios 15.4\(1\)cg Yes
Operating System cisco ios 15.4\(1\)cg1 Yes
Operating System cisco ios 15.4\(1\)s Yes
Operating System cisco ios 15.4\(1\)s1 Yes
Operating System cisco ios 15.4\(1\)s2 Yes
Operating System cisco ios 15.4\(1\)s3 Yes
Operating System cisco ios 15.4\(1\)t Yes
Operating System cisco ios 15.4\(1\)t1 Yes
Operating System cisco ios 15.4\(1\)t2 Yes
Operating System cisco ios 15.4\(1\)t3 Yes
Operating System cisco ios 15.4\(2\)cg Yes
Operating System cisco ios 15.4\(2\)s Yes
Operating System cisco ios 15.4\(2\)s1 Yes
Operating System cisco ios 15.4\(2\)s2 Yes
Operating System cisco ios 15.4\(2\)t Yes
Operating System cisco ios 15.4\(2\)t1 Yes
Operating System cisco ios 15.4\(2\)t2 Yes
Operating System cisco ios 15.4\(3\)m Yes
Operating System cisco ios 15.4\(3\)m1 Yes
Operating System cisco ios 15.4\(3\)m2 Yes
Operating System cisco ios 15.4\(3\)s Yes
Operating System cisco ios 15.4\(3\)s1 Yes
Operating System cisco ios 15.4\(3\)s2 Yes
Operating System cisco ios 15.5\(1\)s Yes
Operating System cisco ios 15.5\(1\)t Yes
Operating System cisco ios_xe 3.6e.0 Yes
Operating System cisco ios_xe 3.6e.0a Yes
Operating System cisco ios_xe 3.6e.0b Yes
Operating System cisco ios_xe 3.6e.1 Yes
Operating System cisco ios_xe 3.6e.2 Yes
Operating System cisco ios_xe 3.6e.2a Yes
Operating System cisco ios_xe 3.7e.0 Yes
Operating System cisco ios_xe 3.10s.0 Yes
Operating System cisco ios_xe 3.10s.0a Yes
Operating System cisco ios_xe 3.10s.01 Yes
Operating System cisco ios_xe 3.10s.1 Yes
Operating System cisco ios_xe 3.10s.2 Yes
Operating System cisco ios_xe 3.10s.3 Yes
Operating System cisco ios_xe 3.10s.4 Yes
Operating System cisco ios_xe 3.10s.5 Yes
Operating System cisco ios_xe 3.11s.0 Yes
Operating System cisco ios_xe 3.11s.1 Yes
Operating System cisco ios_xe 3.11s.2 Yes
Operating System cisco ios_xe 3.11s.3 Yes
Operating System cisco ios_xe 3.12s.0 Yes
Operating System cisco ios_xe 3.12s.1 Yes
Operating System cisco ios_xe 3.12s.2 Yes
Operating System cisco ios_xe 3.13s.0 Yes
Operating System cisco ios_xe 3.13s.1 Yes
Operating System cisco ios_xe 3.13s.2 Yes
Operating System cisco ios_xe 3.14s.0 Yes

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For cisco's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.