Open edX up to Lilac.1 LaTeX utils.js 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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3.4$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Open edX up to Lilac.1. The impacted element is an unknown function of the file common/static/common/js/discussion/utils.js of the component LaTeX Handler. This manipulation causes cross site scripting. This vulnerability is registered as CVE-2021-39248. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability classified as problematic was found in Open edX up to Lilac.1. Affected by this vulnerability is an unknown code of the file common/static/common/js/discussion/utils.js of the component LaTeX 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 weakness was published 08/18/2021. The advisory is shared at github.com. This vulnerability is known as CVE-2021-39248. 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.

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

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

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

08/17/2021 🔍
08/18/2021 +1 days 🔍
08/18/2021 +0 days 🔍
08/19/2021 +1 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2021-39248 (🔍)
GCVE (CVE): GCVE-0-2021-39248
GCVE (VulDB): GCVE-100-181045

Entryinfo

Created: 08/18/2021 10:16
Updated: 08/19/2021 20:58
Changes: 08/18/2021 10:16 (36), 08/19/2021 20:58 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Discussion

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