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githubGitHub Advisory DatabaseGHSA-R8J9-5CJ7-CV39
HistoryDec 01, 2023 - 7:23 p.m.

Reflected XSS Vulnerability in dpaste

2023-12-0119:23:16
CWE-79
GitHub Advisory Database
github.com
5
dpaste
expires parameter
post reflected xss
github patch
upgrade
unauthorized access
data theft
content value injection
vulnerability
security
browser
javascript
patch
systems

8.3 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:H

7.2 High

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.0%

Impact

A security vulnerability has been identified in the expires parameter of the dpaste API, allowing for a POST Reflected XSS attack. This vulnerability can be exploited by an attacker to execute arbitrary JavaScript code in the context of a user’s browser, potentially leading to unauthorized access, data theft, or other malicious activities.

Patches

  • A patch has been applied to the dpaste GitHub repository to address the specific content value injection vulnerability.
  • Users are strongly advised to upgrade to dpaste release v3.8 or later versions, as dpaste versions older than v3.8 are susceptible to the identified security vulnerability.
  • The patch can be viewed and applied from the following link: dpaste Commit Patch

Workarounds

At this time, the recommended course of action is to apply the provided patch to the affected systems. No known workarounds have been identified, and applying the patch is the most effective way to remediate the vulnerability.

Affected configurations

Vulners
Node
darrennathanaeldpasteRange<3.8
CPENameOperatorVersion
dpastelt3.8

8.3 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:H

7.2 High

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.0%

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