ObiHai ObiPhone 1032/ObiPhone 1062 prior 5.0.0 Build 3497 URL /obihai-xml null pointer dereference

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability was found in ObiHai ObiPhone 1032 and ObiPhone 1062. It has been declared as problematic. The impacted element is an unknown function of the file /obihai-xml of the component URL Handler. Executing a manipulation can lead to null pointer dereference. Moreover, an exploit is present. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in ObiHai ObiPhone 1032 and ObiPhone 1062 and classified as problematic. This vulnerability affects some unknown processing of the file /obihai-xml of the component URL Handler. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability.

The weakness was disclosed 08/18/2016 by David Tomaschik with Google Security Team as ObiHai ObiPhone - Multiple Vulnerabilities as confirmed mailinglist post (Full-Disclosure). The advisory is available at seclists.org. The public release has been coordinated in cooperation with the vendor. The mailinglist post contains:

Multiple vulnerabilities were discovered in the web management interface of the ObiHai ObiPhone products. The Vulnerabilities were discovered during a black box security assessment and therefore the vulnerability list should not be considered exhaustive.
The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known.

A public exploit has been developed by David Tomaschik in HTTP GET Request and been published immediately after the advisory. It is possible to download the exploit at seclists.org. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 98 days. During that time the estimated underground price was around $0-$5k. The code used by the exploit is:

GET /obihai-xml HTTP/1.1
Host: foo

Upgrading to version 5.0.0 Build 3497 eliminates this vulnerability.

The entries VDB-90915, VDB-90916, VDB-90917 and VDB-90918 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: David Tomaschik
Programming Language: 🔍
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Upgrade: ObiPhone 1032/ObiPhone 1062 5.0.0 Build 3497

Timelineinfo

05/12/2016 🔍
05/12/2016 +0 days 🔍
08/18/2016 +98 days 🔍
08/18/2016 +0 days 🔍
08/23/2016 +5 days 🔍
04/01/2019 +951 days 🔍

Sourcesinfo

Advisory: ObiHai ObiPhone - Multiple Vulnerabilities
Researcher: David Tomaschik
Organization: Google Security Team
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-90922
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 08/23/2016 16:58
Updated: 04/01/2019 20:52
Changes: 08/23/2016 16:58 (56), 04/01/2019 20:52 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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