Vulnerability in Hyper

CVE-2017-18587

An issue was discovered in the hyper crate before 0.9.18 for Rust. It mishandles newlines in headers.

Vulnerability class: CRLF Injection

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.010 (62.4th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2017-18587: held from 0.010 to 0.010.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-18587?
CVE-2017-18587 is a medium-severity vulnerability in Hyper, classified under CRLF Injection. CVSS score: 5.3/10. Published 2019-08-26.
How severe is CVE-2017-18587?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2017-18587 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.