Uncontrolled resource consumption in HackerOne https-proxy-agent node module
Priority MEDIUM 43CWE-400Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- High · None · High
- Fix status
- Partial Red Hat: 2 without a fix
Attack profile from CVSS 3.0 · NVD. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-400.
Summary
https-proxy-agent before 2.1.1 passes auth option to the Buffer constructor without proper sanitization, resulting in DoS and uninitialized memory leak in setups where an attacker could submit typed input to the 'auth' parameter (e.g. JSON).
Why it matters now
EPSS 0.01735 77th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial https-proxy-agent node module (HackerOne): 2.1.1https-proxy-agent (npm): 2.2.0Red Hat: 2 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| HackerOne | https-proxy-agent node module | before 2.1.1 | 2.1.1 | Patch available | CNA |
| — | https-proxy-agent (npm) | before 2.2.0 | 2.2.0 | Patch available | GHSA-8g7p-74h8-hg48 |
- https-proxy-agent node module VendorHackerOne Affected before 2.1.1 Fixed in 2.1.1 Patch available CNA
- https-proxy-agent (npm) Vendor— Affected before 2.2.0 Fixed in 2.2.0 Patch available GHSA-8g7p-74h8-hg48
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:https-proxy-agent_project:https-proxy-agent:*:*:*:*:*:node.js:*:* | before 2.2.0 | Vulnerable | Https-proxy-agent Project |
- cpe:2.3:a:https-proxy-agent_project:https-proxy-agent:*:*:*:*:*:node.js:*:* Versions before 2.2.0 Vulnerable ·Https-proxy-agent Project
Remediation
- Fix · CNA https-proxy-agent node module (HackerOne) Fixed in 2.1.1
- Fix · GHSA-8g7p-74h8-hg48 https-proxy-agent (npm) Fixed in 2.2.0 Advisory →
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Quay 3 | Affected | No fix yet: Fix deferred |
| Red Hat Software Collections | Affected | No fix planned: Out of support scope |
Not affected: 3 products
- Red Hat Enterprise Linux 8
- Red Hat Mobile Application Platform 4
- Red Hat Software Collections
Timeline
- 2026-10-02 Threatist record created from CVE-2018-3739
- 2026-10-03 Alias added: GHSA-8g7p-74h8-hg48
References
Exploit 1
Advisory 2
Sources
- CVE-2018-3739 · CVE Program
- CVE-2018-3739 · NVD
- FIRST EPSS
- GHSA-8g7p-74h8-hg48 · GitHub Advisory Database · CC BY 4.0
- CVE-2018-3739 · Red Hat security data · CC BY 4.0
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