GitLab Community Edition/Enterprise Edition up to 12.2.1 Markdown cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in GitLab Community Edition and Enterprise Edition up to 12.2.1. This issue affects some unknown processing of the component Markdown Handler. This manipulation causes cross site scripting. This vulnerability is handled as CVE-2019-15739. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in GitLab Community Edition and Enterprise Edition up to 12.2.1 (Bug Tracking Software) and classified as problematic. Affected by this vulnerability is some unknown functionality of the component Markdown Handler. The manipulation 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 GitLab Community and Enterprise Edition 8.1 through 12.2.1. Certain areas displaying Markdown were not properly sanitizing some XSS payloads.

The weakness was released 09/16/2019 (Website). It is possible to read the advisory at about.gitlab.com. This vulnerability is known as CVE-2019-15739 since 08/28/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

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

Entries connected to this vulnerability are available at VDB-141838, VDB-141839, VDB-141840 and VDB-141841. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Vendor

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

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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

08/28/2019 🔍
09/16/2019 +19 days 🔍
09/17/2019 +1 days 🔍
12/25/2023 +1560 days 🔍

Sourcesinfo

Vendor: gitlab.com

Advisory: 64033
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-15739 (🔍)
GCVE (CVE): GCVE-0-2019-15739
GCVE (VulDB): GCVE-100-141871
See also: 🔍

Entryinfo

Created: 09/17/2019 09:26
Updated: 12/25/2023 14:44
Changes: 09/17/2019 09:26 (56), 08/27/2020 11:57 (1), 12/25/2023 14:44 (3)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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