CVE-2016-5797
Tollgrade LightHouse SMS before 5.1 patch 3 provides different error messages for failed...
Tollgrade LightHouse SMS before 5.1 patch 3 provides different error messages for failed authentication attempts depending on whether the username exists, which allows remote attackers to enumerate account names via a series of attempts.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Tollgrade LightHouse SMS before 5.1 patch 3 provides different error messages for failed authentication attempts depending on whether the username exists, which allows remote attackers to enumerate account names via a series of attempts.
- Record
CVE-2016-5797- CVSS 3.0
- 5.3 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
CVE List No score
Tollgrade LightHouse SMS before 5.1 patch 3 provides different error messages for failed authentication attempts depending on whether the username exists, which allows remote attackers to enumerate account names via a series of attempts.
- Record
CVE-2016-5797- Updated
- 2026-11-02
EUVDEUVD-2016-6732 No score
Tollgrade LightHouse SMS before 5.1 patch 3 provides different error messages for failed authentication attempts depending on whether the username exists, which allows remote attackers to enumerate account names via a series of attempts.
- Record
EUVD-2016-6732- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-pvwp-r55p-5549
Tollgrade LightHouse SMS before 5.1 patch 3 provides different error messages for failed...
Tollgrade LightHouse SMS before 5.1 patch 3 provides different error messages for failed authentication attempts depending on whether the username exists, which allows remote attackers to enumerate account names via a series of attempts.
- Record
GHSA-pvwp-r55p-5549- CVSS 3.0
- 5.3 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2016-5797 is a medium vulnerability (CVSS 5.3) in Tollgrade Lighthouse Sms, published July 15, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.28%, the 70th percentile. No source names a fixed version.