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Vulnerability record · CVE-2014-5336 · published 26 August 2014

CVE-2014-5336: Monkey-project monkey improper input validation vulnerability

Monkey Project · Monkey

Monkey HTTP Server before 1.5.3, when the File Descriptor Table (FDT) is enabled and custom error messages are set, allows remote attackers to cause a denial of service (file descriptor consumption) via an HTTP request that triggers an error message.

4.3 CVSS 2.0 Medium EPSS 2.5% · top 16.2% CWE-20 · Improper input validation
4.3CVSS 2.0 base score
2.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
14References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Monkey HTTP Server before 1.5.3, when the File Descriptor Table (FDT) is enabled and custom error messages are set, allows remote attackers to cause a denial of service (file descriptor consumption) via an HTTP request that triggers an error message.

AV:N/AC:M/Au:N/C:N/I:N/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://monkey-project.com/Announcements/v1.5.3
http://seclists.org/oss-sec/2014/q3/397
http://seclists.org/oss-sec/2014/q3/412
http://secunia.com/advisories/60783
http://www.securityfocus.com/bid/69279
https://exchange.xforce.ibmcloud.com/vulnerabilities/95336
https://github.com/monkey/monkey/commit/b2d0e6f92310bb14a15aa2f8e96e1fb5379776dd ExploitPatch
http://monkey-project.com/Announcements/v1.5.3
http://seclists.org/oss-sec/2014/q3/397
http://seclists.org/oss-sec/2014/q3/412
http://secunia.com/advisories/60783
http://www.securityfocus.com/bid/69279
https://exchange.xforce.ibmcloud.com/vulnerabilities/95336
https://github.com/monkey/monkey/commit/b2d0e6f92310bb14a15aa2f8e96e1fb5379776dd ExploitPatch

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2013-2159Monkey-project monkey improper authentication vulnerabilityMonkey HTTP Daemon: broken user name authenticationEPSS 2.8%7.5CVE-2025-63656Monkey-project monkey out-of-bounds read vulnerabilityAn out-of-bounds read in the header_cmp function (mk_server/mk_http_parser.c) of monkey commit f37e984 allows attackers to cause a Denial of Service …EPSS 1.2%7.5CVE-2025-63657Monkey-project monkey out-of-bounds read vulnerabilityAn out-of-bounds read in the mk_mimetype_find function (mk_server/mk_mimetype.c) of monkey commit f37e984 allows attackers to cause a Denial of Servi…EPSS 1.2%7.5CVE-2025-63658Monkey-project monkey stack-based buffer overflow vulnerabilityA stack overflow in the mk_http_index_lookup function (mk_server/mk_http.c) of monkey commit f37e984 allows attackers to cause a Denial of Service (D…EPSS 1.3%7.5CVE-2025-63649Monkey-project monkey out-of-bounds read vulnerabilityAn out-of-bounds read in the http_parser_transfer_encoding_chunked function (mk_server/mk_http_parser.c) of monkey commit f37e984 allows attackers to…EPSS 1.1%7.5CVE-2025-63650Monkey-project monkey out-of-bounds read vulnerabilityAn out-of-bounds read in the mk_ptr_to_buf in mk_core function (mk_memory.c) of monkey commit f37e984 allows attackers to cause a Denial of Service (…EPSS 1.2%7.5CVE-2025-63651Monkey-project monkey use after free vulnerabilityA use-after-free in the mk_string_char_search function (mk_core/mk_string.c) of monkey commit f37e984 allows attackers to cause a Denial of Service (…EPSS 1.1%7.5CVE-2025-63652Monkey-project monkey use after free vulnerabilityA use-after-free in the mk_http_request_end function (mk_server/mk_http.c) of monkey commit f37e984 allows attackers to cause a Denial of Service (Do…EPSS 1.2%

Source: NIST National Vulnerability Database (record CVE-2014-5336), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.