uriparser up to 0.9.5 uriNormalizeSyntax memory corruption

HistoryDiffrelatejsonxmlCTI

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.
5.3	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in uriparser up to 0.9.5. Affected by this vulnerability is the function uriNormalizeSyntax. Executing a manipulation can lead to memory corruption. This vulnerability is tracked as CVE-2021-46142. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in uriparser up to 0.9.5. It has been declared as critical. This vulnerability affects the function uriNormalizeSyntax. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 01/06/2022 as 122. The advisory is shared for download at github.com. This vulnerability was named CVE-2021-46142 since 01/06/2022. There are known technical details, but no exploit is available.

Upgrading to version 0.9.6 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

uriparser

Version

Website

Product: https://github.com/uriparser/uriparser/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: uriparser 0.9.6
Patch: github.com

Timelineinfo

01/06/2022 🔍
01/06/2022 +0 days 🔍
01/06/2022 +0 days 🔍
01/09/2022 +3 days 🔍

Sourcesinfo

Product: github.com

Advisory: 122
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-46142 (🔍)
GCVE (CVE): GCVE-0-2021-46142
GCVE (VulDB): GCVE-100-189772

Entryinfo

Created: 01/06/2022 07:46
Updated: 01/09/2022 13:03
Changes: 01/06/2022 07:46 (40), 01/09/2022 13:03 (2)
Complete: 🔍
Cache ID: 216::103