markdown-it-decorate Event code injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in markdown-it-decorate. Affected by this vulnerability is an unknown functionality of the component Event Handler. Performing a manipulation results in code injection. This vulnerability is cataloged as CVE-2020-28459. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability classified as critical has been found in markdown-it-decorate (version now known). This affects some unknown processing of the component Event Handler. The manipulation with an unknown input leads to a code injection vulnerability. CWE is classifying the issue as CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

This affects all versions of package markdown-it-decorate. An attacker can add an event handler or use javascript:xxx for the link.

The weakness was shared 07/26/2022 as SNYK-JS-MARKDOWNITDECORATE-1044068. The advisory is shared at security.snyk.io. This vulnerability is uniquely identified as CVE-2020-28459 since 11/12/2020. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059 for this issue.

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

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.3
CNA Vector (Snyk): 🔍

CVSSv2info

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

Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
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

11/12/2020 🔍
07/26/2022 +620 days 🔍
07/26/2022 +0 days 🔍
07/26/2022 +0 days 🔍

Sourcesinfo

Advisory: SNYK-JS-MARKDOWNITDECORATE-1044068
Status: Not defined

CVE: CVE-2020-28459 (🔍)
GCVE (CVE): GCVE-0-2020-28459
GCVE (VulDB): GCVE-100-205029

Entryinfo

Created: 07/26/2022 15:58
Changes: 07/26/2022 15:58 (47)
Complete: 🔍
Cache ID: 216::103

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