VDB-171720 · CVE-2021-1453 · GCVE-0-2021-1453

Cisco IOS XE Software Image data authenticity

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.5	$0-$5k	0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Cisco IOS XE. Affected is an unknown function of the component Software Image Handler. The manipulation results in data authenticity. This vulnerability is known as CVE-2021-1453. An attack on the physical device is feasible. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical has been found in Cisco IOS XE (Router Operating System) (the affected version unknown). Affected is an unknown part of the component Software Image Handler. The manipulation with an unknown input leads to a data authenticity vulnerability. CWE is classifying the issue as CWE-345. The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was published 03/25/2021 as cisco-sa-ios-xe-cat-verify-BQ5hrXgH. The advisory is shared for download at tools.cisco.com. This vulnerability is traded as CVE-2021-1453. There are neither technical details nor an exploit publicly available.

Upgrading eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Router Operating System

Vendor

Cisco

Name

IOS XE

License

commercial

Website

Vendor: https://www.cisco.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.6

VulDB Base Score: 6.8
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Data authenticity
CWE: CWE-345
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/13/2020 🔍
03/25/2021 +132 days 🔍
03/25/2021 +0 days 🔍
04/05/2021 +10 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-ios-xe-cat-verify-BQ5hrXgH
Status: Confirmed

CVE: CVE-2021-1453 (🔍)
GCVE (CVE): GCVE-0-2021-1453
GCVE (VulDB): GCVE-100-171720
scip Labs: https://www.scip.ch/en/?labs.20150108

Entryinfo

Created: 03/25/2021 09:45
Updated: 04/05/2021 01:33
Changes: 03/25/2021 09:45 (38), 04/05/2021 01:29 (5), 04/05/2021 01:33 (17)
Complete: 🔍
Cache ID: 216::103