osTicket up to 1.14.2 banrule.inc.php $info['notes'] cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in osTicket up to 1.14.2. The impacted element is an unknown function of the file include/staff/banrule.inc.php. Executing a manipulation of the argument $info['notes'] can lead to cross site scripting. This vulnerability appears as CVE-2020-16193. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in osTicket up to 1.14.2 (Ticket Tracking Software). It has been declared as problematic. This vulnerability affects some unknown functionality of the file include/staff/banrule.inc.php. The manipulation of the argument $info['notes'] 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. CVE summarizes:

osTicket before 1.14.3 allows XSS because include/staff/banrule.inc.php has an unvalidated echo $info['notes'] call.

The weakness was presented 08/26/2020 (GitHub Repository). The advisory is shared for download at github.com. This vulnerability was named CVE-2020-16193 since 07/31/2020. The attack can be initiated remotely. A single authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

By approaching the search of inurl:include/staff/banrule.inc.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 1.14.3 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.5

VulDB Base Score: 4.1
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
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
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: osTicket 1.14.3

Timelineinfo

07/31/2020 🔍
08/26/2020 +26 days 🔍
08/26/2020 +0 days 🔍
11/11/2020 +77 days 🔍

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-16193 (🔍)
GCVE (CVE): GCVE-0-2020-16193
GCVE (VulDB): GCVE-100-160288

Entryinfo

Created: 08/26/2020 20:24
Updated: 11/11/2020 13:11
Changes: 08/26/2020 20:24 (39), 08/26/2020 20:29 (18), 11/11/2020 13:11 (1)
Complete: 🔍
Cache ID: 216::103

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