nginx 0.7.64 writes data to a log file without sanitizing non-printable characters, which…
Priority MEDIUM 52Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
nginx 0.7.64 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.
Why it matters now
EPSS 0.2682 98th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2009-4487
- 2026-10-03 Alias added: GHSA-94g9-mcw4-f749
References
More F5 Nginx vulnerabilities
- TI-2009-03392 The TLS protocol, and the SSL protocol 3.0 and possibly earlier, as used in Microsoft… CVSS 3.1CRITICAL 9.8
- TI-2023-23979 The HTTP/2 protocol allows a denial of service (server resource consumption) because… KEVCVSS 3.1HIGH 7.5
- TI-2013-01799 The ngx_http_parse_chunked function in http/ngx_http_parse.c in nginx 1.3.9 through 1.4.0… CVSS 2.0HIGH 7.5
- TI-2016-00666 The resolver in nginx before 1.8.1 and 1.9.x before 1.9.10 allows remote attackers to… CVSS 3.1HIGH 7.5
- TI-2019-06948 Some HTTP/2 implementations are vulnerable to resource loops, potentially leading to a… CVSS 3.1HIGH 7.5
- TI-2009-02513 Buffer underflow in src/http/ngx_http_parse.c in nginx 0.1.0 through 0.5.37, 0.6.x before… CVSS 2.0HIGH 7.5
Sources
- CVE-2009-4487 · CVE Program
- CVE-2009-4487 · NVD
- FIRST EPSS
- GHSA-94g9-mcw4-f749 · GitHub Advisory Database · CC BY 4.0
- CVE-2009-4487 · Red Hat security data · CC BY 4.0
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