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CVE-2023-50246

jq has heap-buffer-overflow vulnerability in the function decToString in decNumber.c

Published: Dec 13, 2023Updated: Apr 25, 2025 Sources: CVE List NVD BDUCWE-120
NVD MITRE
6.2CVSSMEDIUM
EPSS Score
0.5%
Top 60.4%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

Description

jq is a command-line JSON processor. Version 1.7 is vulnerable to heap-based buffer overflow. Version 1.7.1 contains a patch for this issue.

CVSS Vector Breakdown

AV:LAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-120CWE-122CWE-787

Affected Products

jqjqlang
Library
OSS Libraries / generic-library
РЕД ОСООО «Ред Софт»
On-premOS
Operating Systems / linux-distro
jqStephen Dolan
Library
OSS Libraries / generic-library
jqlangoss-projectOSS Librariesaka jq
ооо «ред софт»commercialRUOperating Systemsaka red soft
stephen dolanindividual-devOSS Librariesaka jq

Attack Graph

Products CVE Techniques Tactics

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Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

http://www.openwall.com/lists/oss-security/2023/12/15/10
openwall.com
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=64574
bugs.chromium.org
https://github.com/jqlang/jq/commit/71c2ab509a8628dbbad4bc7b3f98a64aa90d3297
github.com
and 4 more references View all →

Timeline

Published
Dec 13, 2023
Last Updated
Apr 25, 2025

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