CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.4 | $0-$5k | 0.00 |
A vulnerability, which was classified as problematic, has been found in Cybozu Office up to 10.4.0 (Office Suite Software). Affected by this issue is the function Schedule
. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity. CVE summarizes:
Cross-site scripting (XSS) vulnerability in "Schedule" 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 Yuji Tounai (Website). The advisory is shared for download at jvn.jp. This vulnerability is handled as CVE-2016-4870 since 05/17/2016. The attack may be launched remotely. A simple authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.
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.
Similar entries are available at 99915 and 99916.
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: 4.4VulDB Meta Temp Score: 4.4
VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 5.4
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: Cross site scriptingCWE: CWE-79 / CWE-74 / CWE-707
ATT&CK: T1059.007
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 🔍
10/03/2016 🔍
04/17/2017 🔍
04/17/2017 🔍
04/18/2017 🔍
08/31/2020 🔍
Sources
Advisory: jvn.jpResearcher: Yuji Tounai
Status: Not defined
Confirmation: 🔍
CVE: CVE-2016-4870 (🔍)
SecurityFocus: 93281 - Cybozu Office Multiple Cross Site Scripting Vulnerabilities
OSVDB: - CVE-2016-4870 - Cybozu - Office - Cross-Site Scripting Issue
See also: 🔍
Entry
Created: 04/18/2017 10:30Updated: 08/31/2020 16:31
Changes: 04/18/2017 10:30 (63), 08/31/2020 16:31 (2)
Complete: 🔍
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