Shaarli up to 0.8.4/0.9.2 Login Form index.php ban_canLogin cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Shaarli up to 0.8.4/0.9.2 and classified as problematic. This affects the function ban_canLogin of the file index.php of the component Login Form. Such manipulation of the argument Login as part of Parameter leads to cross site scripting. This vulnerability is documented as CVE-2018-5249. The attack can be executed remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Shaarli up to 0.8.4/0.9.2 and classified as problematic. Affected by this issue is the function ban_canLogin of the file index.php of the component Login Form. The manipulation of the argument login as part of a Parameter leads to a cross site scripting vulnerability. 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. CVE summarizes:

Cross-site scripting (XSS) vulnerability in Shaarli before 0.8.5 and 0.9.x before 0.9.3 allows remote attackers to inject arbitrary code via the login form's username field (aka the login parameter to the ban_canLogin function in index.php).

The bug was discovered 01/05/2018. The weakness was released 01/05/2018 (GitHub Repository). The advisory is shared for download at github.com. This vulnerability is handled as CVE-2018-5249 since 01/05/2018. The attack may be launched remotely. No form of 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:index.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 0.8.5 or 0.9.3 eliminates this vulnerability.

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

Productinfo

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 4.9

VulDB Base Score: 4.3
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
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: Shaarli 0.8.5/0.9.3
Patch: github.com

Timelineinfo

01/05/2018 🔍
01/05/2018 +0 days 🔍
01/05/2018 +0 days 🔍
01/05/2018 +0 days 🔍
01/06/2018 +1 days 🔍
01/20/2023 +1840 days 🔍

Sourcesinfo

Product: github.com

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

CVE: CVE-2018-5249 (🔍)
GCVE (CVE): GCVE-0-2018-5249
GCVE (VulDB): GCVE-100-111416

Entryinfo

Created: 01/06/2018 17:16
Updated: 01/20/2023 10:03
Changes: 01/06/2018 17:16 (60), 12/19/2019 21:29 (2), 01/20/2023 10:03 (5)
Complete: 🔍
Cache ID: 216::103

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