CVE-2023-39741

lrzip v0.651 was discovered to contain a heap overflow via the libzpaq::PostProcessor::write(int) function at /libzpaq/libzpaq.cpp. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted file.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://gist.github.com/huanglei3/ec9090096aa92445cf0a8baa8e929084
https://github.com/ckolivas/lrzip/issues/246	Exploit Issue Tracking
https://github.com/huanglei3/lrzip_poc/tree/main/lrzip_heap_overflow	Exploit
https://gist.github.com/huanglei3/ec9090096aa92445cf0a8baa8e929084
https://github.com/ckolivas/lrzip/issues/246	Exploit Issue Tracking
https://github.com/huanglei3/lrzip_poc/tree/main/lrzip_heap_overflow	Exploit

Configurations

Configuration 1 (hide)

cpe:2.3:a:long_range_zip_project:long_range_zip:0.651:*:*:*:*:*:*:*

History

No history.

Information

Published : 2023-08-17 19:15

Updated : 2026-06-17 06:12

NVD link : CVE-2023-39741

Mitre link : CVE-2023-39741

CVE.ORG link : CVE-2023-39741

JSON object : View

Products Affected

long_range_zip_project

long_range_zip

CWE

CWE-787

Out-of-bounds Write

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