CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.3 | $0-$5k | 0.00 |
A vulnerability was found in Cybozu Office up to 10.4.0 (Office Suite Software). It has been rated as problematic. This issue affects the function Project
. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:
The "Project" function in Cybozu 9.0.0 through 10.4.0 allows remote authenticated users to read closed project information.
The bug was discovered 10/03/2016. The weakness was disclosed 04/17/2017 by Yuji Tounai (Website). The advisory is shared at jvn.jp. The identification of this vulnerability is CVE-2016-4867 since 05/17/2016. The attack may be initiated remotely. Required for exploitation is a simple authentication. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1592 for this issue.
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 entries 99922 and 99923 are pretty similar.
Product
Type
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.3VulDB Meta Temp Score: 4.3
VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 4.3
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Information disclosureCWE: CWE-200 / CWE-284 / CWE-266
ATT&CK: T1592
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
05/17/2016 🔍10/03/2016 🔍
10/07/2016 🔍
04/17/2017 🔍
04/17/2017 🔍
04/18/2017 🔍
08/31/2020 🔍
Sources
Advisory: jvn.jpResearcher: Yuji Tounai
Status: Not defined
Confirmation: 🔍
CVE: CVE-2016-4867 (🔍)
SecurityFocus: 93461 - Cybozu Office Multiple Security Bypass Vulnerabilities
OSVDB: - CVE-2016-4867 - Cybozu - Office - Security Bypass Issue
See also: 🔍
Entry
Created: 04/18/2017 10:28Updated: 08/31/2020 16:25
Changes: 04/18/2017 10:28 (60), 08/31/2020 16:25 (5)
Complete: 🔍
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