Vulnerability in Node.js Node
CVE-2020-8287
Node.js versions before 10.23.1, 12.20.1, 14.15.4, 15.5.1 allow two copies of a header field in an HTTP request (for example, two Transfer-Encoding header fields). In this case, Node.js identifies the first header field and ignores the second. This can lead to HTTP Request Smuggling.
Vulnerability class: HTTP Request Smuggling
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.163 (96.9th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 96.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.163 · newest: 0.163 · change: 0.000
Affected products
- Node.js Node — versions 4.0, 5.0, 6.0
- Node.js
- Oracle Graalvm — versions 19.3.4, 20.3.0
- Siemens Sinec Infrastructure Network Services
- Debian Linux — versions 10.0
- Fedoraproject Fedora — versions 32, 33
Weakness classification (CWE)
Public proof-of-concept exploits
References
- hackerone.com/reports/1002188 (Exploit, Third Party Advisory, Issue Tracking)
- nodejs.org/en/blog/vulnerability/january-2021-security-releases/ (Patch, Vendor Advisory)
- www.debian.org/security/2021/dsa-4826 (vendor-advisory, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- security.gentoo.org/glsa/202101-07 (vendor-advisory, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- www.oracle.com/security-alerts/cpujan2021.html (Third Party Advisory)
- security.netapp.com/advisory/ntap-20210212-0003/ (Third Party Advisory)
- cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf (Patch, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2022/12/msg00009.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-8287?
- CVE-2020-8287 is a medium-severity vulnerability in Node.js Node, classified under Inconsistent Interpretation of HTTP Requests (HTTP Request/Response Smuggling). CVSS score: 6.5/10. Published 2021-01-06.
- How severe is CVE-2020-8287?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2020-8287 known to be exploited?
- 8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.