The get_real_string function in Monkey HTTP Daemon (monkeyd) 0.8.1 and earlier allows…
Priority LOW 29CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
The get_real_string function in Monkey HTTP Daemon (monkeyd) 0.8.1 and earlier allows remote attackers to cause a denial of service (crash) via an HTTP request with a sequence of "%" characters and a missing Host field.
Why it matters now
EPSS 0.03726 89th percentileScored 2026-11-07
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
CPE configurations NVD · 11
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:monkey-project:monkey:*:*:*:*:*:*:*:* | up to 0.8.1 | Vulnerable | Monkey-project |
| cpe:2.3:a:monkey-project:monkey:0.1.1:*:*:*:*:*:*:* | 0.1.1 | Vulnerable | Monkey-project |
| cpe:2.3:a:monkey-project:monkey:0.5.2:*:*:*:*:*:*:* | 0.5.2 | Vulnerable | Monkey-project |
| cpe:2.3:a:monkey-project:monkey:0.6.0:*:*:*:*:*:*:* | 0.6.0 | Vulnerable | Monkey-project |
| cpe:2.3:a:monkey-project:monkey:0.6.1:*:*:*:*:*:*:* | 0.6.1 | Vulnerable | Monkey-project |
| cpe:2.3:a:monkey-project:monkey:0.6.2:*:*:*:*:*:*:* | 0.6.2 | Vulnerable | Monkey-project |
| cpe:2.3:a:monkey-project:monkey:0.6.3:*:*:*:*:*:*:* | 0.6.3 | Vulnerable | Monkey-project |
| cpe:2.3:a:monkey-project:monkey:0.7.0:*:*:*:*:*:*:* | 0.7.0 | Vulnerable | Monkey-project |
| cpe:2.3:a:monkey-project:monkey:0.7.1:*:*:*:*:*:*:* | 0.7.1 | Vulnerable | Monkey-project |
| cpe:2.3:a:monkey-project:monkey:0.7.2:*:*:*:*:*:*:* | 0.7.2 | Vulnerable | Monkey-project |
- cpe:2.3:a:monkey-project:monkey:*:*:*:*:*:*:*:* Versions up to 0.8.1 Vulnerable ·Monkey-project
- cpe:2.3:a:monkey-project:monkey:0.1.1:*:*:*:*:*:*:* Versions 0.1.1 Vulnerable ·Monkey-project
- cpe:2.3:a:monkey-project:monkey:0.5.2:*:*:*:*:*:*:* Versions 0.5.2 Vulnerable ·Monkey-project
- cpe:2.3:a:monkey-project:monkey:0.6.0:*:*:*:*:*:*:* Versions 0.6.0 Vulnerable ·Monkey-project
- cpe:2.3:a:monkey-project:monkey:0.6.1:*:*:*:*:*:*:* Versions 0.6.1 Vulnerable ·Monkey-project
- cpe:2.3:a:monkey-project:monkey:0.6.2:*:*:*:*:*:*:* Versions 0.6.2 Vulnerable ·Monkey-project
- cpe:2.3:a:monkey-project:monkey:0.6.3:*:*:*:*:*:*:* Versions 0.6.3 Vulnerable ·Monkey-project
- cpe:2.3:a:monkey-project:monkey:0.7.0:*:*:*:*:*:*:* Versions 0.7.0 Vulnerable ·Monkey-project
- cpe:2.3:a:monkey-project:monkey:0.7.1:*:*:*:*:*:*:* Versions 0.7.1 Vulnerable ·Monkey-project
- cpe:2.3:a:monkey-project:monkey:0.7.2:*:*:*:*:*:*:* Versions 0.7.2 Vulnerable ·Monkey-project
Show 1 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:monkey-project:monkey:0.8.0:*:*:*:*:*:*:* | 0.8.0 | Vulnerable | Monkey-project |
- cpe:2.3:a:monkey-project:monkey:0.8.0:*:*:*:*:*:*:* Versions 0.8.0 Vulnerable ·Monkey-project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2004-0276
- 2026-10-03 Alias added: GHSA-j966-frr2-8mv3
References
More Monkey-project Monkey vulnerabilities
- TI-2025-39399 A NULL pointer dereference in the mk_http_range_parse function (mk_server/mk_http.c) of… CVSS 3.1HIGH 7.5
- TI-2013-03354 Stack-based buffer overflow in the mk_request_header_process function in mk_request.c in… CVSS 2.0MEDIUM 6.8
- TI-2013-01928 Monkey HTTP Daemon: broken user name authentication CVSS 3.1CRITICAL 9.8
- TI-2025-39402 A stack overflow in the mk_http_index_lookup function (mk_server/mk_http.c) of monkey… CVSS 3.1HIGH 7.5
- TI-2025-39401 An out-of-bounds read in the mk_mimetype_find function (mk_server/mk_mimetype.c) of… CVSS 3.1HIGH 7.5
- TI-2025-39400 An out-of-bounds read in the header_cmp function (mk_server/mk_http_parser.c) of monkey… CVSS 3.1HIGH 7.5
Sources
- CVE-2004-0276 · CVE Program
- CVE-2004-0276 · NVD
- FIRST EPSS
- GHSA-j966-frr2-8mv3 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences