CVE-2023-33552
CVE-2023-33552 is a high-severity vulnerability in Erofs-utils Project Erofs-utils with a CVSS 3.x base score of 7.8. 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-787.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- EPSS exploit prediction: 1% (49th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Erofs-utils Project Erofs-utils
- Published:
- Last modified:
Description
Heap Buffer Overflow in the erofs_read_one_data function at data.c in erofs-utils v1.6 allows remote attackers to execute arbitrary code via a crafted erofs filesystem image.
Frequently asked questions
- What is CVE-2023-33552?
- Heap Buffer Overflow in the erofs_read_one_data function at data.c in erofs-utils v1.6 allows remote attackers to execute arbitrary code via a crafted erofs filesystem image.
- How severe is CVE-2023-33552?
- CVE-2023-33552 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2023-33552 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-33552?
- CVE-2023-33552 affects Erofs-utils Project Erofs-utils. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-33552?
- 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-2023-33552 published?
- CVE-2023-33552 was published on 2023-06-01 and last updated on 2026-06-17.
References
- https://github.com/lometsj/blog_repo/issues/1
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FHOIRL6XH5NYR3LYI3KP5DE4SDSQWR7W/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IGGIYW7PHYQM2NPYCJPSPSLULLD2P2PE/
Affected products (1)
- cpe:2.3:a:erofs-utils_project:erofs-utils:1.6:*:*:*:*:*:*:*
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- CVE-2023-33551 — High (CVSS 7.8): Heap Buffer Overflow in the erofsfsck_dirent_iter function in fsck/main.c in erofs-utils v1.6 allows remote attackers…
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