CVE-2018-18583
CVE-2018-18583 is a high-severity vulnerability in Lupng Project Lupng with a CVSS 3.x base score of 8.8. 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 8.8)
- CVSS v2: 6.8
- EPSS exploit prediction: 1% (68th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Lupng Project Lupng
- Published:
- Last modified:
Description
An issue has been found in LuPng through 2017-03-10. It is a heap-based buffer overflow in insertByte in miniz/lupng.c during a write operation for data obtained from a swap.
Frequently asked questions
- What is CVE-2018-18583?
- An issue has been found in LuPng through 2017-03-10. It is a heap-based buffer overflow in insertByte in miniz/lupng.c during a write operation for data obtained from a swap.
- How severe is CVE-2018-18583?
- CVE-2018-18583 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-18583 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-18583?
- CVE-2018-18583 affects Lupng Project Lupng. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-18583?
- 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-2018-18583 published?
- CVE-2018-18583 was published on 2018-10-22 and last updated on 2026-06-17.
References
- https://github.com/grandnew/software-vulnerabilities/tree/master/LuPng#heap-buffer-overflow-in-function-insertbyte57755
- https://github.com/jansol/LuPng/issues/8
Affected products (1)
- cpe:2.3:a:lupng_project:lupng:*:*:*:*:*:*:*:*
More vulnerabilities in Lupng Project Lupng
- CVE-2018-18582 — High (CVSS 8.8): An issue has been found in LuPng through 2017-03-10. It is a heap-based buffer overflow in insertByte in miniz/lupng.c…
- CVE-2018-18581 — High (CVSS 8.8): An issue has been found in LuPng through 2017-03-10. It is a heap-based buffer over-read in internalPrintf in…
All CVEs affecting Lupng Project Lupng →
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