Buffer overflow in Dena H2o
CVE-2017-10869
Buffer overflow in H2O version 2.2.2 and earlier allows remote attackers to cause a denial-of-service in the server via unspecified vectors.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.027 (85.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 85.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.027 · newest: 0.027 · change: 0.000
Affected products
- Dena H2o
- Kazuho Oku H2o — versions version 2.2.2 and earlier
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/h2o/h2o/issues/1460 (Third Party Advisory)
- jvn.jp/en/jp/JVN84182676/index.html (VDB Entry, Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2017-10869?
- CVE-2017-10869 is a high-severity vulnerability in Dena H2o, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2017-12-22.
- How severe is CVE-2017-10869?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2017-10869 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.