CVE-2018-6758
CVE-2018-6758 is a critical-severity vulnerability in Unbit Uwsgi 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-787.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 2% (79th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Unbit Uwsgi
- Published:
- Last modified:
Description
The uwsgi_expand_path function in core/utils.c in Unbit uWSGI through 2.0.15 has a stack-based buffer overflow via a large directory length.
Frequently asked questions
- What is CVE-2018-6758?
- The uwsgi_expand_path function in core/utils.c in Unbit uWSGI through 2.0.15 has a stack-based buffer overflow via a large directory length.
- How severe is CVE-2018-6758?
- CVE-2018-6758 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-2018-6758 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-6758?
- CVE-2018-6758 affects Unbit Uwsgi. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-6758?
- 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-2018-6758 published?
- CVE-2018-6758 was published on 2018-02-06 and last updated on 2026-06-17.
References
- http://lists.unbit.it/pipermail/uwsgi/2018-February/008835.html
- https://github.com/unbit/uwsgi/commit/cb4636f7c0af2e97a4eef7a3cdcbd85a71247bfe
- https://lists.debian.org/debian-lts-announce/2018/02/msg00010.html
Affected products (1)
- cpe:2.3:a:unbit:uwsgi:*:*:*:*:*:*:*:*
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