CVE-2023-43617
Cros secrets may be disclosed to untrusted relay
An issue was discovered in Croc through 9.6.5. When a custom shared secret is used, the sender and receiver may divulge parts of this secret to an untrusted Relay, as part of composing a room name.
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
An issue was discovered in Croc through 9.6.5. When a custom shared secret is used, the sender and receiver may divulge parts of this secret to an untrusted Relay, as part of composing a room name.
- Record
CVE-2023-43617- 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 - Weakness
- CWE-200
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in Croc through 9.6.5. When a custom shared secret is used, the sender and receiver may divulge parts of this secret to an untrusted Relay, as part of composing a room name.
- Record
CVE-2023-43617- Weakness
- CWE-200
- Updated
- 2026-11-02
EUVDEUVD-2023-2524 No score
An issue was discovered in Croc through 9.6.5. When a custom shared secret is used, the sender and receiver may divulge parts of this secret to an untrusted Relay, as part of composing a room name.
- Record
EUVD-2023-2524- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-hp56-xvf4-g6wr
Cros secrets may be disclosed to untrusted relay
An issue was discovered in Croc before 9.6.16. When a custom shared secret is used, the sender and receiver may divulge parts of this secret to an untrusted Relay, as part of composing a room name.
- Record
GHSA-hp56-xvf4-g6wr- 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 - Weakness
- CWE-200
- Updated
- 2026-11-02
OSVALPINE-CVE-2023-43617
An issue was discovered in Croc through 9.6.5. When a custom shared secret is used, the sender and receiver may divulge parts of this secret to an untrusted Relay, as part of composing a room name.
- Record
ALPINE-CVE-2023-43617- 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
- 2026-11-03
OSVGHSA-hp56-xvf4-g6wr
Cros secrets may be disclosed to untrusted relay
An issue was discovered in Croc before 9.6.16. When a custom shared secret is used, the sender and receiver may divulge parts of this secret to an untrusted Relay, as part of composing a room name.
- Record
GHSA-hp56-xvf4-g6wr- 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 - Weakness
- CWE-200
- Updated
- 2026-11-02
OSV No score
An issue was discovered in Croc through 9.6.5. When a custom shared secret is used, the sender and receiver may divulge parts of this secret to an untrusted Relay, as part of composing a room name.
- Record
CVE-2023-43617- Updated
- 2026-11-04
OSVGO-2023-2072 No score
Cros secrets may be disclosed to untrusted relay in github.com/schollz/croc
Cros secrets may be disclosed to untrusted relay in github.com/schollz/croc
- Record
GO-2023-2072- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
github.com/schollz/croc/v9Go |
before 9.6.16 | 9.6.16 |
crocAlpine:v3.22 |
before 10.0.11-r0 | 10.0.11-r0 |
crocAlpine:v3.23 |
before 10.0.11-r0 | 10.0.11-r0 |
crocAlpine:v3.24 |
before 10.0.11-r0 | 10.0.11-r0 |
github.com/schollz/crocGo |
All versions | None known |
github.com/schollz/croc/v6Go |
All versions | None known |
github.com/schollz/croc/v8Go |
All versions | None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| affected, aliases, references | OSV | |
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-43617 is a medium vulnerability (CVSS 5.3) in Schollz Croc, published September 20, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.77%, the 55th percentile. Fixed in github.com/schollz/croc/v9 9.6.16.