Snyk Advisor Website Readme 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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4.6$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Snyk Advisor Website. Impacted is an unknown function of the component Readme Handler. Executing a manipulation can lead to cross site scripting. The identification of this vulnerability is CVE-2023-1767. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Snyk Advisor Website (unknown version). It has been declared as problematic. This vulnerability affects an unknown code block of the component Readme 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. CVE summarizes:

The Snyk Advisor website (https://snyk.io/advisor/) was vulnerable to a stored XSS prior to 28th March 2023. A feature of Snyk Advisor is to display the contents of a scanned package's Readme on its package health page. An attacker could create a package in NPM with an associated markdown README file containing XSS-able HTML tags. Upon Snyk Advisor importing the package, the XSS would run each time an end user browsed to the package's page on Snyk Advisor.

The weakness was shared 04/20/2023. The advisory is shared for download at support.snyk.io. This vulnerability was named CVE-2023-1767 since 03/31/2023. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

Upgrading eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.6

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
NVD Vector: 🔍

CNA Base Score: 4.3
CNA Vector (Snyk): 🔍

CVSSv2info

AVACAuCIA
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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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/28/2023 🔍
03/31/2023 +3 days 🔍
04/20/2023 +20 days 🔍
04/20/2023 +0 days 🔍
05/14/2023 +24 days 🔍

Sourcesinfo

Advisory: support.snyk.io
Status: Confirmed

CVE: CVE-2023-1767 (🔍)
GCVE (CVE): GCVE-0-2023-1767
GCVE (VulDB): GCVE-100-226924

Entryinfo

Created: 04/20/2023 17:22
Updated: 05/14/2023 14:43
Changes: 04/20/2023 17:22 (49), 05/14/2023 14:43 (11)
Complete: 🔍
Cache ID: 216::103

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