| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 5.9 | $5k-$25k | 0.00 |
Summary
A vulnerability classified as critical has been found in Microsoft Edge and ChakraCore. This impacts an unknown function. This manipulation causes memory corruption. This vulnerability is registered as CVE-2018-8178. Remote exploitation of the attack is possible. No exploit is available. Applying a patch is the recommended action to fix this issue.
Details
A vulnerability has been found in Microsoft Edge and ChakraCore (Web Browser) (version now known) and classified as critical. Affected by this vulnerability is some unknown processing. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:
A remote code execution vulnerability exists in the way that Microsoft browsers access objects in memory, aka "Microsoft Browser Memory Corruption Vulnerability." This affects ChakraCore, Internet Explorer 11, Microsoft Edge.
The bug was discovered 05/08/2018. The weakness was published 05/08/2018 with Microsoft as confirmed security update guide (Website). The advisory is shared at portal.msrc.microsoft.com. This vulnerability is known as CVE-2018-8178 since 03/14/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 03/08/2023). The advisory points out:
A remote code execution vulnerability exists in the way that Microsoft browsers access objects in memory. The vulnerability could corrupt memory in a way that could allow an attacker to execute arbitrary code in the context of the current user. An attacker who successfully exploited the vulnerability could gain the same user rights as the current user. If the current user is logged on with administrative user rights, the attacker could take control of an affected system. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.
The vulnerability scanner Nessus provides a plugin with the ID 109611 (KB4103731: Windows 10 Version 1703 May 2018 Security Update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 100335 (Microsoft Internet Explorer Security Update for May 2018).
Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at Tenable (109611) and SecurityFocus (BID 104076†). Similar entries are available at VDB-117444, VDB-117446, VDB-117447 and VDB-117448. If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Product
Type
Vendor
Name
License
Website
- Vendor: https://www.microsoft.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.0VulDB Meta Temp Score: 5.9
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
Vendor Base Score (Microsoft): 4.2
Vendor Vector (Microsoft): 🔍
NVD Base Score: 7.5
NVD Vector: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
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| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
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| Today | Unlock | Unlock | Unlock | Unlock |
Nessus ID: 109611
Nessus Name: KB4103731: Windows 10 Version 1703 May 2018 Security Update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 52254
OpenVAS Name: Microsoft Windows Multiple Vulnerabilities (KB4103725)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
03/14/2018 🔍05/08/2018 🔍
05/08/2018 🔍
05/08/2018 🔍
05/08/2018 🔍
05/08/2018 🔍
05/09/2018 🔍
05/09/2018 🔍
03/08/2023 🔍
Sources
Vendor: microsoft.comAdvisory: portal.msrc.microsoft.com
Organization: Microsoft
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2018-8178 (🔍)
GCVE (CVE): GCVE-0-2018-8178
GCVE (VulDB): GCVE-100-117445
OVAL: 🔍
SecurityFocus: 104076 - Microsoft Internet Explorer and Edge CVE-2018-8178 Remote Memory Corruption Vulnerability
SecurityTracker: 1040844
See also: 🔍
Entry
Created: 05/09/2018 14:06Updated: 03/08/2023 22:32
Changes: 05/09/2018 14:06 (72), 02/03/2020 08:53 (18), 03/08/2023 22:32 (4)
Complete: 🔍
Cache ID: 216:72D:103
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
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