FrontAccounting 2.4.5 /attachments.php filterType Time-Based sql injection

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 (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
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A vulnerability, which was classified as critical, was found in FrontAccounting 2.4.5 (Accounting Software). This affects an unknown code block of the file /attachments.php. The manipulation of the argument filterType with an unknown input leads to a sql injection vulnerability (Time-Based). CWE is classifying the issue as CWE-89. The product 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

FrontAccounting 2.4.5 contains a Time Based Blind SQL Injection vulnerability in the parameter "filterType" in /attachments.php that can allow the attacker to grab the entire database of the application.

The bug was discovered 12/22/2018. The weakness was shared 12/28/2018 as EDB-ID 46037 as not defined exploit (Exploit-DB). The advisory is shared at This vulnerability is uniquely identified as CVE-2018-1000890 since 12/27/2018. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details and a public exploit are known. MITRE ATT&CK project uses the attack technique T1505 for this issue.

After immediately, there has been an exploit disclosed. The exploit is shared for download at It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:attachments.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 vulnerability database at Exploit-DB (46037). The entry VDB-128788 is related to this item.





CPE 2.3info

CPE 2.2info


VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍


VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.0

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

NVD Base Score: 7.5
NVD Vector: 🔍



VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍


Name: Time-Based
Class: Sql injection / Time-Based
CWE: CWE-89 / CWE-74 / CWE-707

Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Exploit-DB: 🔍

Threat Intelligenceinfo

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


Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍


12/22/2018 🔍
12/27/2018 +5 days 🔍
12/28/2018 +1 days 🔍
12/28/2018 +0 days 🔍
12/28/2018 +0 days 🔍
12/28/2018 +0 days 🔍
12/29/2018 +1 days 🔍
04/24/2020 +482 days 🔍


Advisory: EDB-ID 46037
Status: Not defined

CVE: CVE-2018-1000890 (🔍)
scip Labs:
See also: 🔍


Created: 12/29/2018 11:43 AM
Updated: 04/24/2020 04:53 PM
Changes: 12/29/2018 11:43 AM (66), 04/24/2020 04:53 PM (1)
Complete: 🔍
Cache ID: 3:D93:40


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