Vulnerability · Published Jan 20, 2021 · Assigned by cisco

CVE-2021-1259Cisco SD-WAN vManage Software Path Traversal Vulnerability

Medium 5.3

In plain English

A medium-severity path traversal in Cisco SD-WAN vManage from Cisco. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.0% (higher than 81% of all known vulnerabilities).

Severity (CVSS 3.0)5.3Medium

Exploit odds (30 days)2.0%top 19.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

A vulnerability in the web-based management interface of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to conduct path traversal attacks and obtain write access to sensitive files on an affected system. The vulnerability is due to insufficient validation of HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request that contains directory traversal character sequences to an affected system. A successful exploit could allow the attacker to write arbitrary files on the affected system.

Affected products (as reported)

Vendor	Product	Versions
Cisco	Cisco SD-WAN vManage	n/a

Weakness: CWE-22 · Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N

References

20210120 Cisco SD-WAN vManage Software Path Traversal Vulnerability vendor-advisory, x_refsource_CISCO