CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.5 | $0-$5k | 0.00 |
A vulnerability was found in Yammer Desktop App (affected version not known). It has been rated as critical. Affected by this issue is some unknown functionality. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. Impacted is confidentiality, integrity, and availability. CVE summarizes:
A remote code execution vulnerability exists in the Yammer desktop application due to the loading of arbitrary content, aka "Yammer Desktop Application Remote Code Execution Vulnerability." This affects Yammer Desktop App.
The bug was discovered 10/19/2018. The weakness was presented 10/23/2018 by Matt (Website). The advisory is available at portal.msrc.microsoft.com. This vulnerability is handled as CVE-2018-8569 since 03/13/2018. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available.
The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 371286 (Microsoft Yammer Remote Code Execution Vulnerability).
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Product
Vendor
Name
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.5VulDB Meta Temp Score: 7.5
VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.8
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: Input validationCWE: CWE-20
ATT&CK: Unknown
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 |
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
03/13/2018 🔍10/19/2018 🔍
10/19/2018 🔍
10/23/2018 🔍
10/23/2018 🔍
10/24/2018 🔍
04/06/2020 🔍
Sources
Advisory: portal.msrc.microsoft.comResearcher: Matt
Status: Not defined
Confirmation: 🔍
CVE: CVE-2018-8569 (🔍)
SecurityFocus: 105681 - Microsoft Yammer Desktop Application CVE-2018-8569 Remote Code Execution Vulnerability
Entry
Created: 10/24/2018 08:35Updated: 04/06/2020 12:06
Changes: 10/24/2018 08:35 (61), 04/06/2020 12:06 (5)
Complete: 🔍
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