Vulnerability Details : CVE-2018-0470
A vulnerability in the web framework of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a buffer overflow condition on an affected device, resulting in a denial of service (DoS) condition. The vulnerability is due to the affected software improperly parsing malformed HTTP packets that are destined to a device. An attacker could exploit this vulnerability by sending a malformed HTTP packet to an affected device for processing. A successful exploit could allow the attacker to cause a buffer overflow condition on the affected device, resulting in a DoS condition.
Vulnerability category: OverflowDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2018-0470
Probability of exploitation activity in the next 30 days: 0.51%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 76 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2018-0470
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
NIST |
8.6
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H |
3.9
|
4.0
|
NIST |
CWE ids for CVE-2018-0470
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The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.Assigned by: nvd@nist.gov (Primary)
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Assigned by: ykramarz@cisco.com (Secondary)
References for CVE-2018-0470
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https://ics-cert.us-cert.gov/advisories/ICSA-19-094-03
Rockwell Automation Stratix 5400/5410/5700/8000/8300 and ArmorStratix 5700 | CISA
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http://www.securityfocus.com/bid/105397
Cisco IOS XE Software CVE-2018-0470 Denial of Service VulnerabilityThird Party Advisory;VDB Entry
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http://www.securitytracker.com/id/1041737
Cisco IOS/IOS XE Multiple Flaws Let Remote Users Cause the Target Device to Hang or Reload and Local Users Gain Elevated Privileges - SecurityTrackerThird Party Advisory;VDB Entry
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https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180926-webdos
Cisco IOS XE Software HTTP Denial of Service VulnerabilityVendor Advisory
Products affected by CVE-2018-0470
- cpe:2.3:o:cisco:ios_xe:16.2.0:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.3\(1\):*:*:*:*:*:*:*