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githubGitHub Advisory DatabaseGHSA-G8P6-P27C-52FX
HistoryNov 03, 2023 - 9:32 a.m.

Eclipse Parsson Denial of Service vulnerability

2023-11-0309:32:49
CWE-20
CWE-834
GitHub Advisory Database
github.com
8
eclipse parsson
json parsing
dos
vulnerability
fix
mitigation
size limit

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.1 High

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

10.6%

In Eclipse Parsson before versions 1.1.4 and 1.0.5, Parsing JSON from untrusted sources can lead malicious actors to exploit the fact that the built-in support for parsing numbers with large scale in Java has a number of edge cases where the input text of a number can lead to much larger processing time than one would expect.

To mitigate the risk, parsson put in place a size limit for the numbers as well as their scale.

Affected configurations

Vulners
Node
org.eclipse.parsson\Matchproject
OR
org.eclipse.parsson\Matchproject

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.1 High

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

10.6%