VDB-178864 · CVE-2021-33592 · GCVE-0-2021-33592

NAVER Toolbar prior 4.0.30.323 XML File filename signature verification

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.
4.8	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic was found in NAVER Toolbar. This issue affects some unknown processing of the component XML File Handler. Executing a manipulation of the argument filename can lead to signature verification. The identification of this vulnerability is CVE-2021-33592. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in NAVER Toolbar. It has been declared as problematic. This vulnerability affects an unknown function of the component XML File Handler. The manipulation of the argument filename with an unknown input leads to a signature verification vulnerability. The CWE definition for the vulnerability is CWE-347. The product does not verify, or incorrectly verifies, the cryptographic signature for data. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 07/19/2021. The advisory is shared for download at cve.naver.com. This vulnerability was named CVE-2021-33592. There are known technical details, but no exploit is available.

Upgrading to version 4.0.30.323 eliminates this vulnerability.

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

Productinfo

Vendor

NAVER

Name

Toolbar

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: 🔍

Exploitinginfo

Class: Signature verification
CWE: CWE-347 / CWE-345
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: Toolbar 4.0.30.323

Timelineinfo

05/27/2021 🔍
07/19/2021 +53 days 🔍
07/19/2021 +0 days 🔍
07/22/2021 +3 days 🔍

Sourcesinfo

Advisory: cve.naver.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-33592 (🔍)
GCVE (CVE): GCVE-0-2021-33592
GCVE (VulDB): GCVE-100-178864

Entryinfo

Created: 07/19/2021 19:19
Updated: 07/22/2021 08:34
Changes: 07/19/2021 19:19 (37), 07/22/2021 08:34 (3)
Complete: 🔍
Cache ID: 216::103