How severe is CVE-2020-25792?

CVE-2020-25792 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2020-25792 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-25792?

CVE-2020-25792 affects Sized-chunks Project Sized-chunks. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-25792?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-25792 published?

CVE-2020-25792 was published on 2020-09-19 and last updated on 2026-06-17.

CVE-2020-25792

CVE-2020-25792 is a high-severity vulnerability in Sized-chunks Project Sized-chunks with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-129.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-129
Affected product: Sized-chunks Project Sized-chunks
Published: 2020-09-19
Last modified: 2026-06-17

Description

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().

Frequently asked questions

What is CVE-2020-25792?: 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().
How severe is CVE-2020-25792?: CVE-2020-25792 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2020-25792 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-25792?: CVE-2020-25792 affects Sized-chunks Project Sized-chunks. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-25792?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-25792 published?: CVE-2020-25792 was published on 2020-09-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:sized-chunks_project:sized-chunks:*:*:*:*:*:rust:*:*

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