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CVE-2024-3209
UPX bele.h get_ne64 heap-based overflow
Medium5.5EPSS 1.2%
- Published
- Updated
- Reserved
- Assigned by
- VulDB
Description
A vulnerability was found in UPX up to 4.2.2. It has been rated as critical. This issue affects the function get_ne64 of the file bele.h. The manipulation leads to heap-based buffer overflow. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-259055. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| VulDBCNA (assigner) | 3.1 | Medium5.5 | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
| VulDBCNA (assigner) | 3.0 | Medium5.5 | CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
| VulDBCNA (assigner) | 2.0 | Medium5.2 | AV:A/AC:L/Au:S/C:P/I:P/A:P |
| NVDNVD · Analyzed | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 1.2% · top 31% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
Affected products
UPX
- affected 4.2.0
- affected 4.2.1
- affected 4.2.2
References (7)
- VDB-259055 | UPX bele.h get_ne64 heap-based overflow (opens in a new tab)vdb-entrytechnical-descriptionx_transferred
- VDB-259055 | CTI Indicators (IOB, IOC, IOA) (opens in a new tab)signaturepermissions-requiredx_transferred
- Submit #304575 | UPX upx commit 06b0de9c77551cd4e856d453e094d8a0b6ef0d6d heap buffer overflow (opens in a new tab)third-party-advisoryx_transferred
- https://drive.google.com/drive/folders/1qlUXvycOzGJygfkdQB9dGO6VwNRRZoih?usp=sharing (opens in a new tab)exploitx_transferred
- https://lists.fedoraproject.org/archives/list/[email protected]/message/ZHWZN2NX5W3WYA6ACJ746PAZXXNZETKD/ (opens in a new tab)x_transferred
- https://lists.fedoraproject.org/archives/list/[email protected]/message/J4DNK3AFPT4KIPTBKGCJ6FC3L7AWI2TN/ (opens in a new tab)x_transferred
- https://lists.fedoraproject.org/archives/list/[email protected]/message/AE5OZ7YUEVLXVVS6PFP5RELVICQ4K6QK/ (opens in a new tab)x_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2024-3209)Record last updated .