Vulnerability Details : CVE-2023-39741
Potential exploit
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.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2023-39741
- cpe:2.3:a:long_range_zip_project:long_range_zip:0.651:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-39741
0.03%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 7 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-39741
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2023-39741
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-39741
-
https://gist.github.com/huanglei3/ec9090096aa92445cf0a8baa8e929084
Notify CVE about a publication · GitHub
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https://github.com/huanglei3/lrzip_poc/tree/main/lrzip_heap_overflow
lrzip_poc/lrzip_heap_overflow at main · huanglei3/lrzip_poc · GitHubExploit
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https://github.com/ckolivas/lrzip/issues/246
heap-buffer-overflow in libzpaq/libzpaq.cpp:1208:25 libzpaq::PostProcessor::write(int) · Issue #246 · ckolivas/lrzip · GitHubExploit;Issue Tracking
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