GHSA-6pq8-67pw-j6hw
Time-Based Information Disclosure Vulnerability in Flow
GHSA-6pq8-67pw-j6hw is a medium vulnerability (CVSS 5.3) in neos/flow, published May 17, 2024. No source lists public exploit code. Fixed in neos/flow 2.3.16.
- Severity
- 5.3 MediumCVSS 3.1, GitHub Advisories
- Exploit chance
- UnscoredNo EPSS score yet
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
2.3.16neos/flow +9 more
Description
The PersistedUsernamePasswordProvider was prone to a information disclosure of account existance based on timing attacks as the hashing of passwords was only done in case an account was found. We changed the core so that the provider always does a password comparison in case credentials were submitted at all.
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
Affected packages
| Package | Affected | Fixed |
|---|---|---|
neos/flowPackagist | 2.3.0 up to 2.3.16 | 2.3.16 |
neos/flowPackagist | 3.0.0 up to 3.0.10 | 3.0.10 |
neos/flowPackagist | 3.1.0 up to 3.1.7 | 3.1.7 |
neos/flowPackagist | 3.2.0 up to 3.2.7 | 3.2.7 |
neos/flowPackagist | 3.3.0 up to 3.3.5 | 3.3.5 |
neos/flowPackagist | 2.3.0 up to 2.3.16, plus listed versions 2.3.12.3.102.3.112.3.122.3.13 Show 10 moreShow less2.3.142.3.152.3.22.3.32.3.42.3.52.3.62.3.72.3.82.3.9 | 2.3.16 |
neos/flowPackagist | 3.0.0 up to 3.0.10, plus listed versions 3.0.13.0.23.0.33.0.43.0.5 Show 4 moreShow less3.0.63.0.73.0.83.0.9 | 3.0.10 |
neos/flowPackagist | 3.1.0 up to 3.1.7, plus listed versions 3.1.13.1.23.1.33.1.43.1.53.1.6 | 3.1.7 |
neos/flowPackagist | 3.2.0 up to 3.2.7, plus listed versions 3.2.13.2.23.2.33.2.43.2.53.2.6 | 3.2.7 |
neos/flowPackagist | 3.3.0 up to 3.3.5, plus listed versions 3.3.13.3.23.3.33.3.4 | 3.3.5 |
What each source reports
GitHub Advisories Score used
Time-Based Information Disclosure Vulnerability in Flow
The PersistedUsernamePasswordProvider was prone to a information disclosure of account existance based on timing attacks as the hashing of passwords was only done in case an account was found. We changed the core so that the provider always does a password comparison in case credentials were submitted at all.
- Record
GHSA-6pq8-67pw-j6hw- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
OSV
Time-Based Information Disclosure Vulnerability in Flow
The PersistedUsernamePasswordProvider was prone to a information disclosure of account existance based on timing attacks as the hashing of passwords was only done in case an account was found. We changed the core so that the provider always does a password comparison in case credentials were submitted at all.
- Record
GHSA-6pq8-67pw-j6hw- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | GitHub Advisories, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.