Vector Ultra Mini HTTPD 1.21 memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.7$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Vector Ultra Mini HTTPD 1.21. Impacted is an unknown function. This manipulation causes memory corruption. This vulnerability is tracked as CVE-2013-5019. Moreover, an exploit is present.

Detailsinfo

A vulnerability has been found in Vector Ultra Mini HTTPD 1.21 (Web Server) and classified as very critical. Affected by this vulnerability is an unknown functionality. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Stack-based buffer overflow in Ultra Mini HTTPD 1.21 allows remote attackers to execute arbitrary code via a long resource name in an HTTP request.

The weakness was disclosed 07/31/2013 (Website). The advisory is shared at exploit-db.com. This vulnerability is known as CVE-2013-5019 since 07/30/2013. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/04/2025).

A public exploit has been developed by superkojiman and been published even before and not after the advisory. It is possible to download the exploit at exploit-db.com. It is declared as highly functional. The vulnerability was handled as a non-public zero-day exploit for at least 20 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (85599), Exploit-DB (26739), SecurityFocus (BID 61130†) and OSVDB (95164†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.7

VulDB Base Score: 10.0
VulDB Temp Score: 9.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Author: superkojiman
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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MetaSploit ID: ultraminihttp_bof.rb
MetaSploit Name: Ultra Mini HTTPD Stack Buffer Overflow
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/11/2013 🔍
07/11/2013 +0 days 🔍
07/11/2013 +0 days 🔍
07/30/2013 +19 days 🔍
07/31/2013 +1 days 🔍
07/31/2013 +0 days 🔍
03/24/2015 +601 days 🔍
07/04/2025 +3755 days 🔍

Sourcesinfo

Advisory: exploit-db.com
Status: Confirmed

CVE: CVE-2013-5019 (🔍)
GCVE (CVE): GCVE-0-2013-5019
GCVE (VulDB): GCVE-100-64597
X-Force: 85599 - Ultra Mini HTTPD resource name buffer overflow
SecurityFocus: 61130 - Ultra Mini HTTPD 'GET' Request Stack-Based Buffer Overflow Vulnerability
OSVDB: 95164

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/24/2015 15:54
Updated: 07/04/2025 06:45
Changes: 03/24/2015 15:54 (56), 02/27/2018 03:05 (9), 07/04/2025 06:45 (15)
Complete: 🔍
Cache ID: 216::103

Submitinfo

Duplicate

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