CVE-2018-6347
CVE-2018-6347 is a high-severity vulnerability in Proxygen Project Proxygen with a CVSS 3.x base score of 7.5. 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-20.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 5.0
- EPSS exploit prediction: 1% (69th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-20
- Affected product: Proxygen Project Proxygen
- Published:
- Last modified:
Description
An issue in the Proxygen handling of HTTP2 parsing of headers/trailers can lead to a denial-of-service attack. This affects Proxygen prior to v2018.12.31.00.
Frequently asked questions
- What is CVE-2018-6347?
- An issue in the Proxygen handling of HTTP2 parsing of headers/trailers can lead to a denial-of-service attack. This affects Proxygen prior to v2018.12.31.00.
- How severe is CVE-2018-6347?
- CVE-2018-6347 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2018-6347 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-6347?
- CVE-2018-6347 affects Proxygen Project Proxygen. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-6347?
- 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-2018-6347 published?
- CVE-2018-6347 was published on 2018-12-31 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:proxygen_project:proxygen:*:*:*:*:*:*:*:*
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