Popular Posts Plugin up to 5.3.2 on WordPress ~/src/Image.php unrestricted upload

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Popular Posts Plugin up to 5.3.2 on WordPress. This impacts an unknown function of the file ~/src/Image.php. Performing a manipulation results in unrestricted upload. This vulnerability is cataloged as CVE-2021-42362. It is possible to initiate the attack remotely. Furthermore, there is an exploit available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in Popular Posts Plugin up to 5.3.2 on WordPress (WordPress Plugin). This affects an unknown functionality of the file ~/src/Image.php. The manipulation with an unknown input leads to a unrestricted upload vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 11/17/2021 as 2542638. The advisory is shared at blog.nintechnet.com. This vulnerability is uniquely identified as CVE-2021-42362 since 10/14/2021. Technical details and a public exploit are known. MITRE ATT&CK project uses the attack technique T1608.002 for this issue.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. By approaching the search of inurl:~/src/Image.php it is possible to find vulnerable targets with Google Hacking.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at plugins.trac.wordpress.org.

The vulnerability is also documented in the vulnerability database at Exploit-DB (50129). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.2

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 8.8
CNA Vector (Wordfence): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: plugins.trac.wordpress.org

Timelineinfo

10/14/2021 🔍
11/17/2021 +34 days 🔍
11/17/2021 +0 days 🔍
01/04/2025 +1144 days 🔍

Sourcesinfo

Advisory: 2542638
Status: Confirmed

CVE: CVE-2021-42362 (🔍)
GCVE (CVE): GCVE-0-2021-42362
GCVE (VulDB): GCVE-100-186789
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 11/17/2021 21:31
Updated: 01/04/2025 19:29
Changes: 11/17/2021 21:31 (51), 11/20/2021 00:07 (1), 11/20/2021 00:22 (7), 09/16/2024 22:35 (15), 01/04/2025 19:29 (11)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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