The PAM conversation function in OpenSSH 3.7.1 and 3.7.1p1 interprets an array of structures as an array of pointers, which allows attackers to modify the stack and possibly gain privileges
Published Sep 25, 2003
7.5
HIGHCVSS 2.0
EPSS 1.77%
Description
The PAM conversation function in OpenSSH 3.7.1 and 3.7.1p1 interprets an array of structures as an array of pointers, which allows attackers to modify the stack and possibly gain privileges.
Affected products
Remediation
Red Hat statement
Not vulnerable. This issue did not affect the version of openssh as shipped with Red Hat Enterprise Linux 3 as it did not include the upstream PAM password authentication module reimplementation, introduced in OpenSSH 3.7. This issue did not affect the versions of openssh as shipped with Red Hat Enterprise Linux 4, 5, and 6.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.77% (0.01772) | 77.35th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.66% (0.01660) | 73.52th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.81% (0.00813) | 72.58th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.94% (0.00943) | 83.78th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.67% (0.00672) | 79.17th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.67% (0.00672) | 76.66th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.11% (0.01108) | 55.18th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.11% (0.01108) | 53.57th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.11% (0.01108) | 51.54th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.11% (0.01108) | 29.61th | v2 (v2022.01.01) |
No CWE recorded.
References (9)
- http://lists.grok.org.uk/pipermail/full-disclosure/2003-September/010812.html mailing-listx_refsource_FULLDISC
- http://www.kb.cert.org/vuls/id/209807 third-party-advisoryx_refsource_CERT-VNUS Government Resource
- http://www.openssh.com/txt/sshpam.adv x_refsource_CONFIRM
- http://www.securityfocus.com/archive/1/338616 mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/archive/1/338617 mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/8677 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2003-0787 Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2003-0787
- https://www.cve.org/CVERecord?id=CVE-2003-0787
| Link | Providers | Tags |
|---|---|---|
| http://lists.grok.org.uk/pipermail/full-disclosure/2003-September/010812.html | mailing-listx_refsource_FULLDISC | |
| http://www.kb.cert.org/vuls/id/209807 | third-party-advisoryx_refsource_CERT-VNUS Government Resource | |
| http://www.openssh.com/txt/sshpam.adv | x_refsource_CONFIRM | |
| http://www.securityfocus.com/archive/1/338616 | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/archive/1/338617 | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/bid/8677 | vdb-entryx_refsource_BID | |
| https://access.redhat.com/security/cve/CVE-2003-0787 | Vendor Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2003-0787 | ||
| https://www.cve.org/CVERecord?id=CVE-2003-0787 |
Change history (0)
No recorded changes yet.