Vulnerability Details : CVE-2019-1743
A vulnerability in the web UI framework of Cisco IOS XE Software could allow an authenticated, remote attacker to make unauthorized changes to the filesystem of the affected device. The vulnerability is due to improper input validation. An attacker could exploit this vulnerability by crafting a malicious file and uploading it to the device. An exploit could allow the attacker to gain elevated privileges on the affected device.
Vulnerability category: Input validation
Products affected by CVE-2019-1743
- cpe:2.3:o:cisco:ios_xe:16.3.1:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.4.1:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.2.1:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.2.2:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.3.3:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.3.2:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.3.1a:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.5.1a:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.5.1b:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.4.2:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.3.4:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.5.1:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.3.5b:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.3.6:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.4.3:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.6.1:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.8.1:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.6.2:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.5.2:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.3.5:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.7.1:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.8.1s:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.8.1b:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.8.1a:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.8.1e:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.8.1d:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.7.1b:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.8.1c:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.5.3:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.7.1a:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:16.6.3:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-1743
0.20%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 57 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-1743
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
NIST | |
8.8
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
Cisco Systems, Inc. | |
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2019-1743
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by:
- nvd@nist.gov (Primary)
- ykramarz@cisco.com (Secondary)
References for CVE-2019-1743
-
http://www.securityfocus.com/bid/107591
Cisco IOS XE Software CVE-2019-1743 Arbitrary File Upload VulnerabilityThird Party Advisory;VDB Entry
-
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190327-afu
Cisco IOS XE Software Arbitrary File Upload VulnerabilityPatch;Vendor Advisory
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