An issue was discovered in the sized-chunks crate through 0.6.2 for Rust.
Priority HIGH 72CWE-129Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub. Impact type from CWE-129 and the CVSS impact.
Summary
An issue was discovered in the sized-chunks crate through 0.6.2 for Rust. In the Chunk implementation, the array size is not checked when constructed with pair().
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.02921 87th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed sized-chunks (crates.io): 0.6.3
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | sized-chunks (crates.io) | before 0.6.3 | 0.6.3 | Patch available | GHSA-mp6f-p9gp-vpj9 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- sized-chunks (crates.io) Vendor— Affected before 0.6.3 Fixed in 0.6.3 Patch available GHSA-mp6f-p9gp-vpj9
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:sized-chunks_project:sized-chunks:*:*:*:*:*:rust:*:* | up to 0.6.2 | Vulnerable | Sized-chunks Project |
- cpe:2.3:a:sized-chunks_project:sized-chunks:*:*:*:*:*:rust:*:* Versions up to 0.6.2 Vulnerable ·Sized-chunks Project
Remediation
- Fix · GHSA-mp6f-p9gp-vpj9 sized-chunks (crates.io) Fixed in 0.6.3 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2020-25792
- 2026-10-03 Alias added: GHSA-mp6f-p9gp-vpj9
References
Advisory 2
More Sized-chunks Project Sized-chunks vulnerabilities
- TI-2020-15803 An issue was discovered in the sized-chunks crate through 0.6.2 for Rust. CVSS 3.1HIGH 7.5
- TI-2020-15802 An issue was discovered in the sized-chunks crate through 0.6.2 for Rust. CVSS 3.1HIGH 7.5
- TI-2020-15801 An issue was discovered in the sized-chunks crate through 0.6.2 for Rust. CVSS 3.1HIGH 7.5
- TI-2020-15800 An issue was discovered in the sized-chunks crate through 0.6.2 for Rust. CVSS 3.1HIGH 7.5
- TI-2020-15798 An issue was discovered in the sized-chunks crate through 0.6.2 for Rust. CVSS 3.1HIGH 7.5
Sources
- CVE-2020-25792 · CVE Program
- CVE-2020-25792 · NVD
- FIRST EPSS
- GHSA-mp6f-p9gp-vpj9 · GitHub Advisory Database · CC BY 4.0
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