Cyber Resilience

CVE-2023-22895

HighPublic PoC

Published: 10 January 2023

Published
10 January 2023
Modified
07 April 2025
KEV Added
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Patch
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CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0052 67.3th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-22895 is a high-severity Integer Overflow or Wraparound (CWE-190) vulnerability in Bzip2 Project Bzip2. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 32.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

The bzip2 crate before 0.4.4 for Rust allow attackers to cause a denial of service via a large file that triggers an integer overflow in mem.rs. NOTE: this is unrelated to the https://crates.io/crates/bzip2-rs product.

CWE(s)
CWE-190

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

bzip2 project
bzip2
≤ 0.4.4

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References