How severe is CVE-2022-35724?

CVE-2022-35724 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-2022-35724 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-35724?

CVE-2022-35724 affects Apache Avro. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-35724?

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-2022-35724 published?

CVE-2022-35724 was published on 2022-08-09 and last updated on 2026-06-17.

CVE-2022-35724

CVE-2022-35724 is a high-severity vulnerability in Apache Avro 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-835.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-835
Affected product: Apache Avro
Published: 2022-08-09
Last modified: 2026-06-17

Description

It is possible to provide data to be read that leads the reader to loop in cycles endlessly, consuming CPU. This issue affects Rust applications using Apache Avro Rust SDK prior to 0.14.0 (previously known as avro-rs). Users should update to apache-avro version 0.14.0 which addresses this issue.

Frequently asked questions

What is CVE-2022-35724?: It is possible to provide data to be read that leads the reader to loop in cycles endlessly, consuming CPU. This issue affects Rust applications using Apache Avro Rust SDK prior to 0.14.0 (previously known as avro-rs). Users should update to apache-avro version 0.14.0 which addresses this issue.
How severe is CVE-2022-35724?: CVE-2022-35724 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-2022-35724 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-35724?: CVE-2022-35724 affects Apache Avro. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-35724?: 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-2022-35724 published?: CVE-2022-35724 was published on 2022-08-09 and last updated on 2026-06-17.

References

https://lists.apache.org/thread/771z1nwrpkn1ovmyfb2fm65mchdxgy7p

Affected products (1)

cpe:2.3:a:apache:avro:*:*:*:*:*:rust:*:*

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