VDB-171257 · CVE-2021-26923 · GCVE-0-2021-26923

Argo CD up to 1.8.3 Endpoint /api/version improper authentication

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.
5.6	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in Argo CD up to 1.8.3. This impacts an unknown function of the file /api/version of the component Endpoint. The manipulation leads to improper authentication. This vulnerability is uniquely identified as CVE-2021-26923. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Argo CD up to 1.8.3 and classified as critical. This issue affects some unknown functionality of the file /api/version of the component Endpoint. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality.

The weakness was disclosed 03/15/2021. The advisory is shared at github.com. The identification of this vulnerability is CVE-2021-26923. Technical details are known, but no exploit is available.

Upgrading to version 1.8.4 eliminates this vulnerability. The upgrade is hosted for download at github.com.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Argo CD

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
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: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: 🔍

Upgrade: Argo CD 1.8.4

Timelineinfo

02/09/2021 🔍
03/15/2021 +34 days 🔍
03/15/2021 +0 days 🔍
04/01/2021 +17 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2021-26923 (🔍)
GCVE (CVE): GCVE-0-2021-26923
GCVE (VulDB): GCVE-100-171257

Entryinfo

Created: 03/15/2021 18:22
Updated: 04/01/2021 12:36
Changes: 03/15/2021 18:22 (39), 04/01/2021 12:34 (5), 04/01/2021 12:36 (18)
Complete: 🔍
Cache ID: 216::103