Zyxel USG/ZyWALL packet-trace argument injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.8$5k-$25k0.00

Summaryinfo

A vulnerability described as critical has been identified in Zyxel USG and ZyWALL. Affected by this vulnerability is an unknown functionality of the component packet-trace. Such manipulation leads to argument injection. This vulnerability is listed as CVE-2022-26532. The attack must be carried out locally. There is no available exploit.

Detailsinfo

A vulnerability was found in Zyxel USG and ZyWALL (Firewall Software) (unknown version). It has been rated as critical. Affected by this issue is an unknown code block of the component packet-trace. The manipulation with an unknown input leads to a argument injection vulnerability. Using CWE to declare the problem leads to CWE-88. The product constructs a string for a command to be executed by a separate component in another control sphere, but it does not properly delimit the intended arguments, options, or switches within that command string. Impacted is confidentiality, integrity, and availability.

The weakness was presented 05/24/2022. The advisory is available at zyxel.com. This vulnerability is handled as CVE-2022-26532 since 03/07/2022. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 05/24/2022). This vulnerability is assigned to T1059 by the MITRE ATT&CK project.

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

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.8

VulDB Base Score: 7.8
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector (Zyxel Corporation): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Argument injection
CWE: CWE-88 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/07/2022 🔍
05/24/2022 +77 days 🔍
05/24/2022 +0 days 🔍
05/29/2022 +5 days 🔍

Sourcesinfo

Vendor: zyxel.com

Advisory: zyxel.com
Status: Confirmed

CVE: CVE-2022-26532 (🔍)
GCVE (CVE): GCVE-0-2022-26532
GCVE (VulDB): GCVE-100-200618

Entryinfo

Created: 05/24/2022 13:22
Updated: 05/29/2022 13:58
Changes: 05/24/2022 13:22 (47), 05/29/2022 13:52 (1), 05/29/2022 13:58 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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