VDB-192715 · CVE-2022-0530 · Nessus 211897

unzip 6.0 UTF-8 String memory corruption

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.
6.1	$0-$5k	0.00

Summaryinfo

A vulnerability was found in unzip 6.0. It has been classified as critical. The affected element is an unknown function of the component UTF-8 String Handler. This manipulation causes memory corruption. This vulnerability is registered as CVE-2022-0530. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in unzip 6.0. It has been declared as critical. Affected by this vulnerability is an unknown code block of the component UTF-8 String Handler. 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 published 02/10/2022. It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is known as CVE-2022-0530 since 02/08/2022. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 211897 (CBL Mariner 2.0 Security Update: unzip (CVE-2022-0530)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (211897). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

unzip

Version

CPE 2.3info

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CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.1

VulDB Base Score: 6.3
VulDB Temp Score: 6.1
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: 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

Nessus ID: 211897
Nessus Name: CBL Mariner 2.0 Security Update: unzip (CVE-2022-0530)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/08/2022 🔍
02/10/2022 +2 days 🔍
02/10/2022 +0 days 🔍
05/01/2025 +1176 days 🔍

Sourcesinfo

Advisory: bugzilla.redhat.com
Status: Not defined

CVE: CVE-2022-0530 (🔍)
GCVE (CVE): GCVE-0-2022-0530
GCVE (VulDB): GCVE-100-192715

Entryinfo

Created: 02/10/2022 11:34
Updated: 05/01/2025 20:06
Changes: 02/10/2022 11:34 (36), 02/13/2022 14:34 (1), 11/27/2024 14:03 (16), 05/01/2025 20:06 (3)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.