VDB-99915 · CVE-2016-4865 · BID 93281

Cybozu Office up to 10.4.0 Customapp cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.6$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Cybozu Office up to 10.4.0. This affects the function Customapp. Performing a manipulation results in cross site scripting. This vulnerability is known as CVE-2016-4865. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in Cybozu Office up to 10.4.0 (Office Suite Software). It has been classified as problematic. This affects the function Customapp. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is:

Cross-site scripting (XSS) vulnerability in the "Customapp" function in Cybozu Office 9.0.0 through 10.4.0.

The bug was discovered 10/03/2016. The weakness was published 04/17/2017 by Kusano Kazuhiko (Website). It is possible to read the advisory at jvn.jp. This vulnerability is uniquely identified as CVE-2016-4865 since 05/17/2016. It is possible to initiate the attack remotely. A authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 196 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 vulnerability database at SecurityFocus (BID 93281†). Similar entries are available at VDB-99916 and VDB-99920. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.6
VulDB Meta Temp Score: 3.6

VulDB Base Score: 2.4
VulDB Temp Score: 2.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/17/2016 🔍
10/03/2016 +139 days 🔍
10/03/2016 +0 days 🔍
04/17/2017 +196 days 🔍
04/17/2017 +0 days 🔍
04/18/2017 +1 days 🔍
08/31/2020 +1231 days 🔍

Sourcesinfo

Advisory: jvn.jp
Researcher: Kusano Kazuhiko
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-4865 (🔍)
GCVE (CVE): GCVE-0-2016-4865
GCVE (VulDB): GCVE-100-99915
SecurityFocus: 93281 - Cybozu Office Multiple Cross Site Scripting Vulnerabilities
OSVDB: - CVE-2016-4865 - Cybozu - Office - Cross-Site Scripting Issue

See also: 🔍

Entryinfo

Created: 04/18/2017 10:26
Updated: 08/31/2020 16:19
Changes: 04/18/2017 10:26 (60), 08/31/2020 16:19 (5)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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