CVE-2020-3474 : Multiple vulnerabilities in the web management framework of Cisco IOS XE Softwar

Multiple vulnerabilities in the web management framework of Cisco IOS XE Software could allow an authenticated, remote attacker with read-only privileges to gain unauthorized read access to sensitive data or cause the web management software to hang or crash, resulting in a denial of service (DoS) condition. For more information about these vulnerabilities, see the Details section of this advisory.

Published 2020-09-24 18:15:20

Updated 2023-05-22 18:57:25

Source Cisco Systems, Inc.

View at NVD, CVE.org

Vulnerability category: Input validationDenial of service

Products affected by CVE-2020-3474

Cisco » Ios Xe » Version: N/A
cpe:2.3:o:cisco:ios_xe:-:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » 1100 Integrated Services Router » Version: N/A
When used together with: Cisco » 1101 Integrated Services Router » Version: N/A
When used together with: Cisco » 1109 Integrated Services Router » Version: N/A
When used together with: Cisco » 1111x Integrated Services Router » Version: N/A
When used together with: Cisco » 111x Integrated Services Router » Version: N/A
When used together with: Cisco » 1120 Integrated Services Router » Version: N/A
When used together with: Cisco » 1160 Integrated Services Router » Version: N/A
When used together with: Cisco » Asr 1001-hx » Version: N/A
When used together with: Cisco » Asr 1001-x » Version: N/A
When used together with: Cisco » Asr 1002-hx » Version: N/A
When used together with: Cisco » Asr 1002-x » Version: N/A
When used together with: Cisco » Asr 1004 » Version: N/A
When used together with: Cisco » Asr 1006 » Version: N/A
When used together with: Cisco » Asr 1006-x » Version: N/A
When used together with: Cisco » Asr 1009-x » Version: N/A
When used together with: Cisco » Asr 1013 » Version: N/A
When used together with: Cisco » Catalyst 9800-40 » Version: N/A
When used together with: Cisco » Catalyst 9800-80 » Version: N/A
When used together with: Cisco » Catalyst 9800-cl » Version: N/A
When used together with: Cisco » Catalyst 9800-l » Version: N/A
When used together with: Cisco » Catalyst 9800-l-c » Version: N/A
When used together with: Cisco » Catalyst 9800-l-f » Version: N/A
When used together with: Cisco » Catalyst C9200-24p » Version: N/A
When used together with: Cisco » Catalyst C9200-24t » Version: N/A
When used together with: Cisco » Catalyst C9200-48p » Version: N/A
When used together with: Cisco » Catalyst C9200-48t » Version: N/A
When used together with: Cisco » Catalyst C9200l-24p-4g » Version: N/A
When used together with: Cisco » Catalyst C9200l-24p-4x » Version: N/A
When used together with: Cisco » Catalyst C9200l-24pxg-2y » Version: N/A
When used together with: Cisco » Catalyst C9200l-24pxg-4x » Version: N/A
When used together with: Cisco » Catalyst C9200l-24t-4g » Version: N/A
When used together with: Cisco » Catalyst C9200l-24t-4x » Version: N/A
When used together with: Cisco » Catalyst C9200l-48p-4g » Version: N/A
When used together with: Cisco » Catalyst C9200l-48p-4x » Version: N/A
When used together with: Cisco » Catalyst C9200l-48pxg-2y » Version: N/A
When used together with: Cisco » Catalyst C9200l-48pxg-4x » Version: N/A
When used together with: Cisco » Catalyst C9200l-48t-4g » Version: N/A
When used together with: Cisco » Catalyst C9200l-48t-4x » Version: N/A
When used together with: Cisco » Catalyst C9300-24p » Version: N/A
When used together with: Cisco » Catalyst C9300-24s » Version: N/A
When used together with: Cisco » Catalyst C9300-24t » Version: N/A
When used together with: Cisco » Catalyst C9300-24u » Version: N/A
When used together with: Cisco » Catalyst C9300-24ux » Version: N/A
When used together with: Cisco » Catalyst C9300-48p » Version: N/A
When used together with: Cisco » Catalyst C9300-48s » Version: N/A
When used together with: Cisco » Catalyst C9300-48t » Version: N/A
When used together with: Cisco » Catalyst C9300-48u » Version: N/A
When used together with: Cisco » Catalyst C9300-48un » Version: N/A
When used together with: Cisco » Catalyst C9300-48uxm » Version: N/A
When used together with: Cisco » Catalyst C9300l-24p-4g » Version: N/A
When used together with: Cisco » Catalyst C9300l-24p-4x » Version: N/A
When used together with: Cisco » Catalyst C9300l-24t-4g » Version: N/A
When used together with: Cisco » Catalyst C9300l-24t-4x » Version: N/A
When used together with: Cisco » Catalyst C9300l-48p-4g » Version: N/A
When used together with: Cisco » Catalyst C9300l-48p-4x » Version: N/A
When used together with: Cisco » Catalyst C9300l-48t-4g » Version: N/A
When used together with: Cisco » Catalyst C9300l-48t-4x » Version: N/A
When used together with: Cisco » Catalyst C9500-12q » Version: N/A
When used together with: Cisco » Catalyst C9500-16x » Version: N/A
When used together with: Cisco » Catalyst C9500-24q » Version: N/A
When used together with: Cisco » Catalyst C9500-24y4c » Version: N/A
When used together with: Cisco » Catalyst C9500-32c » Version: N/A
When used together with: Cisco » Catalyst C9500-32qc » Version: N/A
When used together with: Cisco » Catalyst C9500-40x » Version: N/A
When used together with: Cisco » Catalyst C9500-48y4c » Version: N/A
When used together with: Cisco » Ws-c3650-12x48uq » Version: N/A
When used together with: Cisco » Ws-c3650-12x48ur » Version: N/A
When used together with: Cisco » Ws-c3650-12x48uz » Version: N/A
When used together with: Cisco » Ws-c3650-24pd » Version: N/A
When used together with: Cisco » Ws-c3650-24pdm » Version: N/A
When used together with: Cisco » Ws-c3650-24ps » Version: N/A
When used together with: Cisco » Ws-c3650-24td » Version: N/A
When used together with: Cisco » Ws-c3650-24ts » Version: N/A
When used together with: Cisco » Ws-c3650-48fd » Version: N/A
When used together with: Cisco » Ws-c3650-48fq » Version: N/A
When used together with: Cisco » Ws-c3650-48fqm » Version: N/A
When used together with: Cisco » Ws-c3650-48fs » Version: N/A
When used together with: Cisco » Ws-c3650-48pd » Version: N/A
When used together with: Cisco » Ws-c3650-48pq » Version: N/A
When used together with: Cisco » Ws-c3650-48ps » Version: N/A
When used together with: Cisco » Ws-c3650-48td » Version: N/A
When used together with: Cisco » Ws-c3650-48tq » Version: N/A
When used together with: Cisco » Ws-c3650-48ts » Version: N/A
When used together with: Cisco » Ws-c3650-8x24uq » Version: N/A
When used together with: Cisco » Ws-c3850 » Version: N/A
When used together with: Cisco » Ws-c3850-12s » Version: N/A
When used together with: Cisco » Ws-c3850-12x48u » Version: N/A
When used together with: Cisco » Ws-c3850-12xs » Version: N/A
When used together with: Cisco » Ws-c3850-24p » Version: N/A
When used together with: Cisco » Ws-c3850-24s » Version: N/A
When used together with: Cisco » Ws-c3850-24t » Version: N/A
When used together with: Cisco » Ws-c3850-24u » Version: N/A
When used together with: Cisco » Ws-c3850-24xs » Version: N/A
When used together with: Cisco » Ws-c3850-24xu » Version: N/A
When used together with: Cisco » Ws-c3850-48f » Version: N/A
When used together with: Cisco » Ws-c3850-48p » Version: N/A
When used together with: Cisco » Ws-c3850-48t » Version: N/A
When used together with: Cisco » Ws-c3850-48u » Version: N/A
When used together with: Cisco » Ws-c3850-48xs » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2020-3474

EPSS FAQ

0.22%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 60 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-3474

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.5	MEDIUM	AV:N/AC:L/Au:S/C:P/I:N/A:P	8.0	4.9	NIST
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: Partial Integrity Impact: None Availability Impact: Partial
4.3	MEDIUM	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N	2.8	1.4	Cisco Systems, Inc.
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: Low Integrity: None Availability: None
8.1	HIGH	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H	2.8	5.2	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: High

CWE ids for CVE-2020-3474

CWE-20 Improper Input Validation

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: ykramarz@cisco.com (Secondary)
CWE-863 Incorrect Authorization

The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2020-3474

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-xe-webui-multi-vfTkk7yr

Cisco IOS XE Software Web Management Framework Vulnerabilities
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Vulnerability Details : CVE-2020-3474

Products affected by CVE-2020-3474

Exploit prediction scoring system (EPSS) score for CVE-2020-3474

CVSS scores for CVE-2020-3474

CWE ids for CVE-2020-3474

References for CVE-2020-3474