CVE-2019-16139
CVE-2019-16139 is a critical-severity vulnerability in Compact Arena Project Compact Arena with a CVSS 3.x base score of 9.8. 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-125.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 9.0
- EPSS exploit prediction: 2% (77th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-125
- Affected product: Compact Arena Project Compact Arena
- Published:
- Last modified:
Description
An issue was discovered in the compact_arena crate before 0.4.0 for Rust. Generativity is mishandled, leading to an out-of-bounds write or read.
Frequently asked questions
- What is CVE-2019-16139?
- An issue was discovered in the compact_arena crate before 0.4.0 for Rust. Generativity is mishandled, leading to an out-of-bounds write or read.
- How severe is CVE-2019-16139?
- CVE-2019-16139 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2019-16139 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-16139?
- CVE-2019-16139 affects Compact Arena Project Compact Arena. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2019-16139?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2019-16139 published?
- CVE-2019-16139 was published on 2019-09-09 and last updated on 2026-06-17.
References
- https://github.com/llogiq/compact_arena/issues/22
- https://rustsec.org/advisories/RUSTSEC-2019-0015.html
Affected products (1)
- cpe:2.3:a:compact_arena_project:compact_arena:*:*:*:*:*:*:*:*
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