Image Optimizer, Resizer and CDN Plugin up to 7.2.7 on WordPress sirv_save_prevented_sizes authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Image Optimizer, Resizer and CDN Plugin up to 7.2.7 on WordPress. The impacted element is the function sirv_save_prevented_sizes. This manipulation causes authorization. The identification of this vulnerability is CVE-2024-8480. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability classified as critical was found in Image Optimizer, Resizer and CDN Plugin up to 7.2.7 on WordPress. Affected by this vulnerability is the function sirv_save_prevented_sizes. The manipulation with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The Image Optimizer, Resizer and CDN – Sirv plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'sirv_save_prevented_sizes' function in all versions up to, and including, 7.2.7. This makes it possible for authenticated attackers, with Contributor-level access and above, to exploit the 'sirv_upload_file_by_chunks_callback' function, which lacks proper file type validation, allowing attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.

The weakness was shared by Nicola Scattaglia. It is possible to read the advisory at wordfence.com. This vulnerability is known as CVE-2024-8480 since 09/05/2024. The exploitation appears to be easy. The attack can be launched remotely. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/26/2024).

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

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

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: 🔍

Exploitinginfo

Class: Authorization
CWE: CWE-862 / CWE-863 / CWE-285
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

09/05/2024 🔍
09/06/2024 +1 days 🔍
09/06/2024 +0 days 🔍
09/26/2024 +20 days 🔍

Sourcesinfo

Advisory: wordfence.com
Researcher: Nicola Scattaglia
Status: Not defined

CVE: CVE-2024-8480 (🔍)
GCVE (CVE): GCVE-0-2024-8480
GCVE (VulDB): GCVE-100-276679

Entryinfo

Created: 09/06/2024 08:18
Updated: 09/26/2024 23:25
Changes: 09/06/2024 08:18 (63), 09/07/2024 12:10 (1), 09/26/2024 23:25 (11)
Complete: 🔍
Cache ID: 216:67C:103

Be aware that VulDB is the high quality source for vulnerability data.

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