bchunk (related to BinChunker) 1.2.0 and 1.2.1 is vulnerable to a heap-based buffer overflow (with a resultant invalid free) and crash when processing a malformed CUE (.cue) file.
Conclusion & alert: CVE-2017-15954 is rated Moderate Risk (43/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.00%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.31% | 1.00% | +0.69% |
| 2 | 2025-03-19 | 0.16% | 0.31% | +0.15% |
| 3 | 2023-03-07 | — | 0.16% | — |
Full EPSS history (4 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.5 | 3.0 | MEDIUM |
|
1.8 | 3.6 | [email protected] |
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2017-15954 not yet assigned priority: Debian including 1 source packages (bchunk), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2017-15954 |
ubuntu
|
medium | CVE-2017-15954 medium priority: Ubuntu including 1 source packages (bchunk), 5 status rows across 5 suites (artful, trusty, upstream, xenial, zesty): released 4, needs-triage 1. | https://ubuntu.com/security/CVE-2017-15954 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| debian | debian_linux | 8.0 | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* |
| bchunk_project | bchunk | 1.2.0 | cpe:2.3:a:bchunk_project:bchunk:1.2.0:*:*:*:*:*:*:* |
| bchunk_project | bchunk | 1.2.1 | cpe:2.3:a:bchunk_project:bchunk:1.2.1:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://github.com/extramaster/bchunk/issues/3 | Issue Tracking Patch Third Party Advisory |
| https://github.com/hessu/bchunk/issues/1 | |
| https://lists.debian.org/debian-lts-announce/2017/11/msg00001.html | |
| https://www.debian.org/security/2017/dsa-4026 | Third Party Advisory |