VDB-131117 · CVE-2018-18692 · GCVE-0-2018-18692

Semco Semcosoft 5.3 Login Form Username Reflected cross site scripting

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 Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.7	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Semco Semcosoft 5.3. It has been rated as problematic. This affects an unknown function of the component Login Form. The manipulation of the argument Username as part of Parameter leads to cross site scripting (Reflected). This vulnerability is uniquely identified as CVE-2018-18692. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Semco Semcosoft 5.3 and classified as problematic. This issue affects an unknown function of the component Login Form. The manipulation of the argument username as part of a Parameter leads to a cross site scripting vulnerability (Reflected). Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. The summary by CVE is:

A reflected Cross-Site scripting (XSS) vulnerability in SEMCO Semcosoft 5.3 allows remote attackers to inject arbitrary web scripts or HTML via the username parameter to the Login Form.

The bug was discovered 02/14/2019. The weakness was disclosed 02/23/2019. The identification of this vulnerability is CVE-2018-18692 since 10/26/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 9 days. During that time the estimated underground price was around $0-$5k.

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

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Productinfo

Vendor

Semco

Name

Semcosoft

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Reflected
Class: Cross site scripting / Reflected
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/26/2018 🔍
02/14/2019 +111 days 🔍
02/23/2019 +9 days 🔍
02/24/2019 +1 days 🔍
07/19/2023 +1606 days 🔍

Sourcesinfo

Advisory: atomic111.github.io
Status: Not defined

CVE: CVE-2018-18692 (🔍)
GCVE (CVE): GCVE-0-2018-18692
GCVE (VulDB): GCVE-100-131117

Entryinfo

Created: 02/24/2019 08:46
Updated: 07/19/2023 09:26
Changes: 02/24/2019 08:46 (56), 05/12/2020 10:39 (1), 07/19/2023 09:26 (3)
Complete: 🔍
Cache ID: 216::103