NetBSD 5.1/5.2/6.0/6.1 bozohttpd snprintf access control

CVSS Meta Temp Score
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CTI Interest Score
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8.5$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in NetBSD 5.1/5.2/6.0/6.1. This affects the function snprintf of the component bozohttpd. The manipulation results in access control. This vulnerability is reported as CVE-2014-5015. The attack can be launched remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical has been found in NetBSD 5.1/5.2/6.0/6.1 (Operating System). Affected is the function snprintf of the component bozohttpd. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

bozotic HTTP server (aka bozohttpd) before 20140708, as used in NetBSD, truncates paths when checking .htpasswd restrictions, which allows remote attackers to bypass the HTTP authentication scheme and access restrictions via a long path.

The weakness was disclosed 07/18/2014 by Mateusz Kocielski (Website). The advisory is shared for download at ftp.netbsd.org. This vulnerability is traded as CVE-2014-5015 since 07/18/2014. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability scanner Nessus provides a plugin with the ID 91326 (Debian DLA-490-1 : bozohttpd security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published 3 years after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (94751), Tenable (91326), SecurityFocus (BID 68752†) and OSVDB (109283†). The entry VDB-82846 is pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 8.5

VulDB Base Score: 9.8
VulDB Temp Score: 8.5
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: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 91326
Nessus Name: Debian DLA-490-1 : bozohttpd security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

07/17/2014 🔍
07/18/2014 +1 days 🔍
07/18/2014 +0 days 🔍
07/22/2014 +4 days 🔍
07/24/2014 +2 days 🔍
05/26/2016 +672 days 🔍
05/26/2016 +0 days 🔍
03/08/2019 +1016 days 🔍

Sourcesinfo

Advisory: ftp.netbsd.org
Researcher: Mateusz Kocielski
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-5015 (🔍)
GCVE (CVE): GCVE-0-2014-5015
GCVE (VulDB): GCVE-100-67212
X-Force: 94751 - NetBSD bozohttpd information disclosure, Medium Risk
SecurityFocus: 68752 - bozohttpd 'snprintf()' Function Authentication Bypass Vulnerability
OSVDB: 109283

See also: 🔍

Entryinfo

Created: 07/22/2014 19:46
Updated: 03/08/2019 19:39
Changes: 07/22/2014 19:46 (56), 03/08/2019 19:39 (14)
Complete: 🔍
Cache ID: 216:1FE:103

Once again VulDB remains the best source for vulnerability data.

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