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cvelistCiscoCVELIST:CVE-2019-1718
HistoryApr 17, 2019 - 10:00 p.m.

CVE-2019-1718 Cisco Identity Services Engine SSL Renegotiation Denial of Service Vulnerability

2019-04-1722:00:19
CWE-399
cisco
www.cve.org
6

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

EPSS

0.001

Percentile

48.4%

A vulnerability in the web interface of Cisco Identity Services Engine (ISE) could allow an unauthenticated, remote attacker to trigger high CPU usage, resulting in a denial of service (DoS) condition. The vulnerability is due to improper handling of Secure Sockets Layer (SSL) renegotiation requests. An attacker could exploit this vulnerability by sending renegotiation requests at a high rate. An successful exploit could increase the resource usage on the system, eventually leading to a DoS condition. This vulnerability affects version 2.1.

CNA Affected

[
  {
    "product": "Cisco Identity Services Engine Software",
    "vendor": "Cisco",
    "versions": [
      {
        "status": "affected",
        "version": "2.1(0.907)"
      }
    ]
  }
]

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

EPSS

0.001

Percentile

48.4%

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