5.5
MEDIUM
CVE-2022-20717
Cisco SD-WAN vEdge Routers NETCONF Insufficient Memory Denial of Service
Description

A vulnerability in the NETCONF process of Cisco SD-WAN vEdge Routers could allow an authenticated, local attacker to cause an affected device to run out of memory, resulting in a denial of service (DoS) condition. This vulnerability is due to insufficient memory management when an affected device receives large amounts of traffic. An attacker could exploit this vulnerability by sending malicious traffic to an affected device. A successful exploit could allow the attacker to cause the device to crash, resulting in a DoS condition.

INFO

Published Date :

April 15, 2022, 3:15 p.m.

Last Modified :

Nov. 21, 2024, 6:43 a.m.

Remotely Exploitable :

No

Impact Score :

3.6

Exploitability Score :

1.8
Public PoC/Exploit Available at Github

CVE-2022-20717 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2022-20717 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Citrix sd-wan_110
2 Citrix sd-wan_210
3 Citrix sd-wan_1000
4 Citrix sd-wan_2000
5 Citrix sd-wan_2100
6 Citrix sd-wan_5100
7 Citrix sd-wan_1100
1 Cisco sd-wan_vedge_router
2 Cisco 1100_integrated_services_router
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2022-20717.

URL Resource
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-vedge-dos-jerVm4bB Vendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-vedge-dos-jerVm4bB Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

test 反向辣鸡数据投放 CVE-2022-23305 工具 利用 教程 Exploit POC

cve-2020-

Updated: 2 years, 1 month ago
5 stars 2 fork 2 watcher
Born at : Jan. 21, 2022, 5:07 a.m. This repo has been linked 2633 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2022-20717 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2022-20717 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-vedge-dos-jerVm4bB
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    May. 16, 2022

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:N/I:N/A:C)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-vedge-dos-jerVm4bB No Types Assigned https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-vedge-dos-jerVm4bB Vendor Advisory
    Added CWE NIST CWE-770
    Added CPE Configuration AND OR *cpe:2.3:a:cisco:sd-wan_vedge_router:*:*:*:*:*:*:*:* versions up to (including) 20.6 *cpe:2.3:a:cisco:sd-wan_vedge_router:20.7:*:*:*:*:*:*:* OR cpe:2.3:h:cisco:integrated_services_router_1100:-:*:*:*:*:*:*:* cpe:2.3:h:citrix:sd-wan_1000:-:*:*:*:*:*:*:* cpe:2.3:h:citrix:sd-wan_110:-:*:*:*:*:*:*:* cpe:2.3:h:citrix:sd-wan_1100:-:*:*:*:*:*:*:* cpe:2.3:h:citrix:sd-wan_2000:-:*:*:*:*:*:*:* cpe:2.3:h:citrix:sd-wan_210:-:*:*:*:*:*:*:* cpe:2.3:h:citrix:sd-wan_2100:-:*:*:*:*:*:*:* cpe:2.3:h:citrix:sd-wan_5100:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-20717 is associated with the following CWEs:

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.04 }} 0.00%

score

0.05635

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability