CVE-2021-43403
An issue was discovered in FusionPBX before 4.5.30. The log_viewer.php Log View page allows an...
CVE-2021-43403 is a medium vulnerability (CVSS 6.5) in Fusionpbx, published November 5, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.93%, the 61st percentile. No source names a fixed version.
- Severity
- 6.5 MediumCVSS 3.1, NVD
- Exploit chance
- 0.93%EPSS, 61st percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
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).
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
Affected products
What each source reports
NVD Score used
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).
- Record
CVE-2021-43403- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
CVE ListNo score
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).
- Record
CVE-2021-43403- Updated
- 2026-11-02
EUVDEUVD-2021-30338No score
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).
- Record
EUVD-2021-30338- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7mp9-3x86-fjqf
An issue was discovered in FusionPBX before 4.5.30. The log_viewer.php Log View page allows an...
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).
- Record
GHSA-7mp9-3x86-fjqf- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
OSV
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).
- Record
CVE-2021-43403- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.