CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.4 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, was found in McAfee Web Gateway 7.8.1.x (Firewall Software). This affects an unknown part. The manipulation with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. This is going to have an impact on confidentiality, and integrity. The summary by CVE is:
Directory Traversal vulnerability in the administrative user interface in McAfee Web Gateway (MWG) MWG 7.8.1.x allows authenticated administrator users to gain elevated privileges via unspecified vectors.
The bug was discovered 07/17/2018. The weakness was disclosed 07/23/2018 (Website). The advisory is shared at kc.mcafee.com. This vulnerability is uniquely identified as CVE-2018-6677 since 02/05/2018. The exploitability is told to be easy. It is possible to initiate the attack remotely. A authentication is necessary for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/25/2023). MITRE ATT&CK project uses the attack technique T1006 for this issue.
The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $5k-$25k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 13208 (McAfee Web Gateway Multiple Vulnerabilities (SB10245)).
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The entry 122098 is pretty similar.
Product
Type
Vendor
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: 7.4VulDB Meta Temp Score: 7.4
VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 9.1
NVD Vector: 🔍
CNA Base Score: 7.6
CNA Vector (McAfee): 🔍
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: Path traversalCWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍
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
02/05/2018 🔍07/17/2018 🔍
07/17/2018 🔍
07/23/2018 🔍
07/23/2018 🔍
07/23/2018 🔍
04/25/2023 🔍
Sources
Vendor: mcafee.comAdvisory: kc.mcafee.com
Status: Not defined
Confirmation: 🔍
CVE: CVE-2018-6677 (🔍)
SecurityFocus: 104893 - McAfee Web Gateway Privilege Escalation and Remote Code Execution Vulnerabilities
See also: 🔍
Entry
Created: 07/23/2018 18:25Updated: 04/25/2023 12:27
Changes: 07/23/2018 18:25 (61), 03/09/2020 15:57 (4), 04/25/2023 12:27 (14)
Complete: 🔍
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