Vulnerability Details : CVE-2020-26064
A vulnerability in the web UI of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to gain read and write access to information that is stored on an affected system.
The vulnerability is due to improper handling of XML External Entity (XXE) entries when parsing certain XML files. An attacker could exploit this vulnerability by persuading a user to import a crafted XML file with malicious entries. A successful exploit could allow the attacker to read and write files within the affected application.
Vulnerability category: XML external entity (XXE) injection
Products affected by CVE-2020-26064
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:20.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.4:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.5:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.6:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.7:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.8:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.9:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.10:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.3:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.4:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.5:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.6.1:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.7:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.8:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.1:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.3:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.4:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.5:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.302:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.303:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.2:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.3:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.31:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.097:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.099:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.929:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:20.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:20.1.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:catalyst_sd-wan_manager:20.1.12:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-26064
0.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 43 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-26064
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
2.8
|
3.6
|
Cisco Systems, Inc. | |
|
8.1
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N |
2.8
|
5.2
|
NIST |
CWE ids for CVE-2020-26064
-
The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output.Assigned by:
- nvd@nist.gov (Primary)
- ykramarz@cisco.com (Secondary)
References for CVE-2020-26064
-
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vmanx2-KpFVSUc
Cisco SD-WAN vManage Software XML External Entity VulnerabilityVendor Advisory
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