FusionPBX up to 4.5.29 Log View Page log_viewer.php information disclosure
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.9 | $0-$5k | 0.00 |
A vulnerability was found in FusionPBX up to 4.5.29. It has been rated as problematic. This issue affects an unknown code of the file log_viewer.php of the component Log View Page. 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:
An issue was discovered in FusionPBX before 4.5.30. The log_viewer.php Log View page allows an authenticated user to choose an arbitrary filename for download (i.e., not necessarily freeswitch.log in the intended directory).
The weakness was disclosed 09/29/2022 as 57b7bf0d6b67bda07d550b07d984a44755510d9c. The advisory is shared at github.com. The identification of this vulnerability is CVE-2021-43403 since 11/05/2021. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1592 for this issue.
By approaching the search of inurl:log_viewer.php it is possible to find vulnerable targets with Google Hacking.
Upgrading to version 4.5.30 eliminates this vulnerability. Applying the patch 57b7bf0d6b67bda07d550b07d984a44755510d9c is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.
Product
Name
Version
- 4.5.0
- 4.5.1
- 4.5.2
- 4.5.3
- 4.5.4
- 4.5.5
- 4.5.6
- 4.5.7
- 4.5.8
- 4.5.9
- 4.5.10
- 4.5.11
- 4.5.12
- 4.5.13
- 4.5.14
- 4.5.15
- 4.5.16
- 4.5.17
- 4.5.18
- 4.5.19
- 4.5.20
- 4.5.21
- 4.5.22
- 4.5.23
- 4.5.24
- 4.5.25
- 4.5.26
- 4.5.27
- 4.5.28
- 4.5.29
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: 5.0VulDB Meta Temp Score: 4.9
VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.5
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: 🔍
Exploiting
Class: Information disclosureCWE: CWE-200 / CWE-284 / CWE-266
ATT&CK: T1592
Local: No
Remote: Partially
Availability: 🔍
Status: Not defined
Google Hack: 🔍
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: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: FusionPBX 4.5.30
Patch: 57b7bf0d6b67bda07d550b07d984a44755510d9c
Timeline
11/05/2021 🔍09/29/2022 🔍
09/29/2022 🔍
10/25/2022 🔍
Sources
Advisory: 57b7bf0d6b67bda07d550b07d984a44755510d9cStatus: Confirmed
CVE: CVE-2021-43403 (🔍)
Entry
Created: 09/29/2022 07:45Updated: 10/25/2022 07:57
Changes: 09/29/2022 07:45 (43), 10/25/2022 07:57 (11)
Complete: 🔍
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