Vulnerability Description
gunicorn version 19.4.5 contains a CWE-113: Improper Neutralization of CRLF Sequences in HTTP Headers vulnerability in "process_headers" function in "gunicorn/http/wsgi.py" that can result in an attacker causing the server to return arbitrary HTTP headers. This vulnerability appears to have been fixed in 19.5.0.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gunicorn | Gunicorn | 19.4.5 |
| Debian | Debian Linux | 7.0 |
Related Weaknesses (CWE)
References
- https://epadillas.github.io/2018/04/02/http-header-splitting-in-gunicorn-19.4.5ExploitThird Party Advisory
- https://github.com/benoitc/gunicorn/issues/1227ExploitIssue TrackingThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/04/msg00022.htmlThird Party Advisory
- https://usn.ubuntu.com/4022-1/
- https://www.debian.org/security/2018/dsa-4186Third Party Advisory
- https://epadillas.github.io/2018/04/02/http-header-splitting-in-gunicorn-19.4.5ExploitThird Party Advisory
- https://github.com/benoitc/gunicorn/issues/1227ExploitIssue TrackingThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/04/msg00022.htmlThird Party Advisory
- https://usn.ubuntu.com/4022-1/
- https://www.debian.org/security/2018/dsa-4186Third Party Advisory
FAQ
What is CVE-2018-1000164?
CVE-2018-1000164 is a vulnerability with a CVSS score of 7.5 (HIGH). gunicorn version 19.4.5 contains a CWE-113: Improper Neutralization of CRLF Sequences in HTTP Headers vulnerability in "process_headers" function in "gunicorn/http/wsgi.py" that can result in an attac...
How severe is CVE-2018-1000164?
CVE-2018-1000164 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-1000164?
Check the references section above for vendor advisories and patch information. Affected products include: Gunicorn Gunicorn, Debian Debian Linux.