Cotonti Cotonti Siena up to 0.9.6 sql injection

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability was found in Cotonti Cotonti Siena up to 0.9.6 and classified as critical. This issue affects an unknown code block. The manipulation with an unknown input leads to a sql injection vulnerability. Using CWE to declare the problem leads to CWE-89. The software constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

SQL injection vulnerability in modules/rss/rss.php in Cotonti before 0.9.14 allows remote attackers to execute arbitrary SQL commands via the "c" parameter to index.php.

The weakness was presented 08/09/2013 by High-Tech Bridge SA with High-Tech Bridge SA (Website). It is possible to read the advisory at The identification of this vulnerability is CVE-2013-4789 since 07/10/2013. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are unknown but a public exploit is available. The attack technique deployed by this issue is T1505 according to MITRE ATT&CK.

A public exploit has been developed by High-Tech Bridge SA and been published even before and not after the advisory. It is declared as proof-of-concept. The exploit is available at The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 0.9.7 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Exploit-DB (27287).





  • open-source

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍



VulDB Base Score: 🔍
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Class: Sql injection
CWE: CWE-89 / CWE-74 / CWE-707
ATT&CK: T1505

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: High-Tech Bridge SA
Download: 🔍

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Price Prediction: 🔍
Current Price Estimation: 🔍


OpenVAS ID: 803848
OpenVAS Name: Cotonti c Parameter SQL Injection Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Cotonti Siena 0.9.7


07/10/2013 🔍
07/31/2013 +21 days 🔍
07/31/2013 +0 days 🔍
08/02/2013 +2 days 🔍
08/02/2013 +0 days 🔍
08/09/2013 +7 days 🔍
08/09/2013 +0 days 🔍
03/24/2015 +592 days 🔍
01/04/2022 +2478 days 🔍


Advisory: 45eec046391afabb676b62b9201da0cd530360b4
Researcher: High-Tech Bridge SA
Organization: High-Tech Bridge SA
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2013-4789 (🔍)
SecurityFocus: 61538 - Cotonti 'c' Parameter SQL Injection Vulnerability
Secunia: 54289 - Cotonti "c" SQL Injection Vulnerability, Moderately Critical
OSVDB: 95842

scip Labs:


Created: 03/24/2015 03:54 PM
Updated: 01/04/2022 12:51 PM
Changes: 03/24/2015 03:54 PM (56), 02/11/2018 12:06 PM (15), 01/04/2022 12:51 PM (4)
Complete: 🔍


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