Pear Admin Think up to 2.1.2 UploadService.php fileExt unrestricted upload

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 (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Pear Admin Think up to 2.1.2. Impacted is an unknown function of the file admin.php/index/upload because app/common/service/UploadService.php. Executing a manipulation of the argument fileExt can lead to unrestricted upload. The identification of this vulnerability is CVE-2021-29377. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability has been found in Pear Admin Think up to 2.1.2 and classified as critical. This vulnerability affects an unknown code block of the file admin.php/index/upload because app/common/service/UploadService.php. The manipulation of the argument fileExt with an unknown input leads to a unrestricted upload vulnerability. The CWE definition for the vulnerability is CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 08/13/2021. The advisory is shared for download at gitee.com. This vulnerability was named CVE-2021-29377. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1608.002.

By approaching the search of inurl:admin.php/index/upload because app/common/service/UploadService.php it is possible to find vulnerable targets with Google Hacking.

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Unrestricted upload
CWE: CWE-434 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

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

03/29/2021 🔍
08/13/2021 +137 days 🔍
08/13/2021 +0 days 🔍
08/17/2021 +4 days 🔍

Sourcesinfo

Advisory: gitee.com
Status: Confirmed

CVE: CVE-2021-29377 (🔍)
GCVE (CVE): GCVE-0-2021-29377
GCVE (VulDB): GCVE-100-180724

Entryinfo

Created: 08/13/2021 06:27
Updated: 08/17/2021 10:47
Changes: 08/13/2021 06:27 (36), 08/17/2021 10:47 (2)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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