CVE-2007-2768
OpenSSH, when using OPIE (One-Time Passwords in Everything) for PAM, allows remote attackers to...
OpenSSH, when using OPIE (One-Time Passwords in Everything) for PAM, allows remote attackers to determine the existence of certain user accounts, which displays a different response if the user account exists and is configured to use one-time passwords (OTP), a similar issue to CVE-2007-2243.
Exploit likelihood
What each source reports
NVD Score used
OpenSSH, when using OPIE (One-Time Passwords in Everything) for PAM, allows remote attackers to determine the existence of certain user accounts, which displays a different response if the user account exists and is configured to use one-time passwords (OTP), a similar issue to CVE-2007-2243.
- Record
CVE-2007-2768- CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:P/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
CVE List No score
OpenSSH, when using OPIE (One-Time Passwords in Everything) for PAM, allows remote attackers to determine the existence of certain user accounts, which displays a different response if the user account exists and is configured to use one-time passwords (OTP), a similar issue to CVE-2007-2243.
- Record
CVE-2007-2768- Updated
- 2026-11-02
EUVDEUVD-2007-2760 No score
OpenSSH, when using OPIE (One-Time Passwords in Everything) for PAM, allows remote attackers to determine the existence of certain user accounts, which displays a different response if the user account exists and is configured to use one-time passwords (OTP), a similar issue to CVE-2007-2243.
- Record
EUVD-2007-2760- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7c33-39g7-9rjm No score
OpenSSH, when using OPIE (One-Time Passwords in Everything) for PAM, allows remote attackers to...
OpenSSH, when using OPIE (One-Time Passwords in Everything) for PAM, allows remote attackers to determine the existence of certain user accounts, which displays a different response if the user account exists and is configured to use one-time passwords (OTP), a similar issue to CVE-2007-2243.
- Record
GHSA-7c33-39g7-9rjm- Weakness
- CWE-200
- Updated
- 2026-11-02
OSVAZL-35079 No score
CVE-2007-2768 affecting package openssh for versions less than 9.5p1-2
OpenSSH, when using OPIE (One-Time Passwords in Everything) for PAM, allows remote attackers to determine the existence of certain user accounts, which displays a different response if the user account exists and is configured to use one-time passwords (OTP), a similar issue to CVE-2007-2243.
- Record
AZL-35079- Updated
- 2026-11-02
OSVAZL-6778 No score
CVE-2007-2768 affecting package openssh for versions less than 8.8p1-2
OpenSSH, when using OPIE (One-Time Passwords in Everything) for PAM, allows remote attackers to determine the existence of certain user accounts, which displays a different response if the user account exists and is configured to use one-time passwords (OTP), a similar issue to CVE-2007-2243.
- Record
AZL-6778- Updated
- 2026-11-02
OSV No score
OpenSSH, when using OPIE (One-Time Passwords in Everything) for PAM, allows remote attackers to determine the existence of certain user accounts, which displays a different response if the user account exists and is configured to use one-time passwords (OTP), a similar issue to CVE-2007-2243.
- Record
CVE-2007-2768- Updated
- 2026-11-02
OSVDEBIAN-CVE-2007-2768 No score
OpenSSH, when using OPIE (One-Time Passwords in Everything) for PAM, allows remote attackers to determine the existence of certain user accounts, which displays a different response if the user account exists and is configured to use one-time passwords (OTP), a similar issue to CVE-2007-2243.
- Record
DEBIAN-CVE-2007-2768- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
opensshAzure Linux:3 |
before 9.5p1-2 | 9.5p1-2 |
opensshAzure Linux:2 |
before 8.8p1-2 | 8.8p1-2 |
opensshDebian:12 |
All versions, plus listed versions 1:10.0p1-11:10.0p1-21:10.0p1-31:10.0p1-41:10.0p1-5 Show 45 moreShow less1:10.0p1-5~bpo12+21:10.0p1-61:10.0p1-71:10.0p1-7~bpo12+11:10.0p1-81:10.1p1-11:10.1p1-21:10.2p1-11:10.2p1-21:10.2p1-2~bpo13+11:10.2p1-31:10.2p1-41:10.2p1-51:10.2p1-61:10.2p1-6~bpo13+11:10.3p1-11:10.3p1-1~bpo13+11:10.3p1-21:10.3p1-31:10.3p1-41:10.3p1-51:10.3p1-71:10.3p1-81:10.3p1-91:10.4p1-11:10.4p1-21:10.4p1-31:10.4p1-41:10.4p1-51:10.5p1-11:10.6p1-11:9.2p1-21:9.2p1-2+deb12u11:9.2p1-2+deb12u101:9.2p1-2+deb12u21:9.2p1-2+deb12u31:9.2p1-2+deb12u41:9.2p1-2+deb12u51:9.2p1-2+deb12u61:9.2p1-2+deb12u71:9.2p1-2+deb12u81:9.2p1-2+deb12u91:9.3p1-11:9.3p1-1+loong641:9.3p2-1 |
None known |
opensshDebian:13 |
All versions, plus listed versions 1:10.0p1-71:10.0p1-7+deb13u11:10.0p1-7+deb13u21:10.0p1-7+deb13u31:10.0p1-7+deb13u4 Show 27 moreShow less1:10.0p1-81:10.1p1-11:10.1p1-21:10.2p1-11:10.2p1-21:10.2p1-2~bpo13+11:10.2p1-31:10.2p1-41:10.2p1-51:10.2p1-61:10.2p1-6~bpo13+11:10.3p1-11:10.3p1-1~bpo13+11:10.3p1-21:10.3p1-31:10.3p1-41:10.3p1-51:10.3p1-71:10.3p1-81:10.3p1-91:10.4p1-11:10.4p1-21:10.4p1-31:10.4p1-41:10.4p1-51:10.5p1-11:10.6p1-1 |
None known |
opensshDebian:14 |
All versions, plus listed versions 1:10.0p1-71:10.0p1-81:10.1p1-11:10.1p1-21:10.2p1-1 Show 23 moreShow less1:10.2p1-21:10.2p1-2~bpo13+11:10.2p1-31:10.2p1-41:10.2p1-51:10.2p1-61:10.2p1-6~bpo13+11:10.3p1-11:10.3p1-1~bpo13+11:10.3p1-21:10.3p1-31:10.3p1-41:10.3p1-51:10.3p1-71:10.3p1-81:10.3p1-91:10.4p1-11:10.4p1-21:10.4p1-31:10.4p1-41:10.4p1-51:10.5p1-11:10.6p1-1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| affected, aliases, facts, references, title | GitHub Advisories, OSV | |
| first indexed | CVE List, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2007-2768 is a medium vulnerability (CVSS 4.3) in Openbsd Openssh, published May 21, 2007. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 8.62%, the 95th percentile. Fixed in openssh 9.5p1-2.
References
Left out here: 28 versions. The JSON record has them.