Chyrp 2.0 upload_handler.php access control

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Chyrp 2.0. This impacts an unknown function of the file upload_handler.php. Such manipulation leads to access control. This vulnerability is referenced as CVE-2011-2745. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in Chyrp 2.0 and classified as critical. Affected by this issue is an unknown function of the file upload_handler.php. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. CVE summarizes:

upload_handler.php in the swfupload extension in Chyrp 2.0 and earlier relies on client-side JavaScript code to restrict the file extensions of uploaded files, which allows remote authenticated users to upload a .php file, and consequently execute arbitrary PHP code, via a write_post action to the default URI under admin/.

The weakness was published 07/26/2011 (Website). The advisory is shared for download at openwall.com. This vulnerability is handled as CVE-2011-2745 since 07/13/2011. The exploitation is known to be easy. The attack may be launched remotely. The successful exploitation requires a simple authentication. Technical details as well as a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1068.

The exploit is available at securityfocus.com. It is declared as proof-of-concept. By approaching the search of inurl:upload_handler.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.

The vulnerability is also documented in the databases at Exploit-DB (35947) and SecurityFocus (BID 48672†). Similar entries are available at VDB-57974, VDB-57972 and VDB-57971. 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: 5.7

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

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/13/2011 🔍
07/13/2011 +0 days 🔍
07/26/2011 +13 days 🔍
07/26/2011 +0 days 🔍
03/23/2015 +1336 days 🔍
12/08/2024 +3548 days 🔍

Sourcesinfo

Advisory: openwall.com
Status: Not defined

CVE: CVE-2011-2745 (🔍)
GCVE (CVE): GCVE-0-2011-2745
GCVE (VulDB): GCVE-100-58100
SecurityFocus: 48672 - Chyrp Multiple Input Validation Vulnerabilities

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 12/08/2024 05:07
Changes: 03/23/2015 16:50 (52), 02/10/2019 11:01 (1), 12/08/2024 05:07 (21)
Complete: 🔍
Cache ID: 216:0E5:103

Once again VulDB remains the best source for vulnerability data.

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