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cveCiscoCVE-2019-1747
HistoryMar 28, 2019 - 12:29 a.m.

CVE-2019-1747

2019-03-2800:29:00
CWE-20
cisco
web.nvd.nist.gov
62
security
vulnerability
sms
cisco
denial of service
dos
remote attacker
exploit
protocol data units
wwan
nvd

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

8.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

AI Score

8.3

Confidence

High

EPSS

0.001

Percentile

48.4%

A vulnerability in the implementation of the Short Message Service (SMS) handling functionality of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a denial of service (DoS) condition on an affected device. The vulnerability is due to improper processing of SMS protocol data units (PDUs) that are encoded with a special character set. An attacker could exploit this vulnerability by sending a malicious SMS message to an affected device. A successful exploit could allow the attacker to cause the wireless WAN (WWAN) cellular interface module on an affected device to crash, resulting in a DoS condition that would require manual intervention to restore normal operating conditions.

Affected configurations

Nvd
Vulners
Node
ciscoiosMatch15.8\(3\)m
OR
ciscoios_xeMatch16.10.1
VendorProductVersionCPE
ciscoios15.8(3)mcpe:2.3:o:cisco:ios:15.8\(3\)m:*:*:*:*:*:*:*
ciscoios_xe16.10.1cpe:2.3:o:cisco:ios_xe:16.10.1:*:*:*:*:*:*:*

CNA Affected

[
  {
    "product": "Cisco IOS and IOS XE Software",
    "vendor": "Cisco",
    "versions": [
      {
        "status": "affected",
        "version": "16.10.1"
      }
    ]
  }
]

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

8.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

AI Score

8.3

Confidence

High

EPSS

0.001

Percentile

48.4%