PublicCMS 4.0 attached cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
3.6$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in PublicCMS 4.0. Affected by this vulnerability is an unknown functionality. This manipulation of the argument attached causes cross site scripting. This vulnerability is registered as CVE-2018-18927. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability has been found in PublicCMS 4.0 and classified as problematic. Affected by this vulnerability is an unknown code. The manipulation of the argument attached with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect integrity. The summary by CVE is:

An issue was discovered in PublicCMS V4.0. It allows XSS by modifying the page_list "attached" attribute (which typically has 'class="icon-globe icon-large"' in its value), as demonstrated by an 'UPDATE sys_module SET attached = "[XSS]" WHERE id="page_list"' statement.

The bug was discovered 11/01/2018. The weakness was published 11/04/2018 (Website). The advisory is shared at github.com. This vulnerability is known as CVE-2018-18927 since 11/04/2018. The attack can be launched remotely. A single authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. 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 3 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

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.6
VulDB Meta Temp Score: 3.6

VulDB Base Score: 2.4
VulDB Temp Score: 2.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/01/2018 🔍
11/04/2018 +3 days 🔍
11/04/2018 +0 days 🔍
11/04/2018 +0 days 🔍
11/04/2018 +0 days 🔍
06/04/2023 +1673 days 🔍

Sourcesinfo

Advisory: 22
Status: Not defined

CVE: CVE-2018-18927 (🔍)
GCVE (CVE): GCVE-0-2018-18927
GCVE (VulDB): GCVE-100-126445

Entryinfo

Created: 11/04/2018 14:39
Updated: 06/04/2023 14:32
Changes: 11/04/2018 14:39 (55), 04/10/2020 07:58 (1), 06/04/2023 14:32 (3)
Complete: 🔍
Cache ID: 216::103

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