CVE-2023-39743
MEDIUMCVSS 5.3/10EPSS 0.67%
Last modified
CVE-2023-39743 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. lrzip-next LZMA v23.01 was discovered to contain an access violation via the component /bz3_decode_block src/libbz3.c.. EPSS estimates a 0.67% chance of exploitation in the next 30 days.
Description
lrzip-next LZMA v23.01 was discovered to contain an access violation via the component /bz3_decode_block src/libbz3.c.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Pete4abw | Lzma Software Development Kit | 23.01 |
References
- https://github.com/huanglei3/lrzip-next-poc/tree/mainTechnical Description
- https://github.com/pete4abw/lrzip-next/issues/132Exploit, Issue Tracking
- https://github.com/huanglei3/lrzip-next-poc/tree/mainTechnical Description
- https://github.com/pete4abw/lrzip-next/issues/132Exploit, Issue Tracking
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-39743?
lrzip-next LZMA v23.01 was discovered to contain an access violation via the component /bz3_decode_block src/libbz3.c.
How severe is CVE-2023-39743?
CVE-2023-39743 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.67% probability of exploitation in the next 30 days.
How do I fix CVE-2023-39743?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2023-39743?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST