Back
CVE-2002-0640
Buffer overflow in sshd in OpenSSH 2.3.1 through 3.3 may allow remote attackers to execute arbitrary code via a large number of responses…
High10.0EPSS 28.2%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Buffer overflow in sshd in OpenSSH 2.3.1 through 3.3 may allow remote attackers to execute arbitrary code via a large number of responses during challenge response authentication when OpenBSD is using PAM modules with interactive keyboard authentication (PAMAuthenticationViaKbdInt).
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 28.2% · top 1.9% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 10.0.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (17)
- DSA-134 (opens in a new tab)vendor-advisoryx_transferred
- RHSA-2002:127 (opens in a new tab)vendor-advisoryx_transferred
- 20020626 OpenSSH Security Advisory (adv.iss) (opens in a new tab)mailing-listx_transferred
- SuSE-SA:2002:024 (opens in a new tab)vendor-advisoryx_transferred
- 20020628 Sun statement on the OpenSSH Remote Challenge Vulnerability (opens in a new tab)mailing-listx_transferred
- 839 (opens in a new tab)vdb-entryx_transferred
- CA-2002-18 (opens in a new tab)third-party-advisoryx_transferred
- 20020627 How to reproduce OpenSSH Overflow. (opens in a new tab)mailing-listx_transferred
- RHSA-2002:131 (opens in a new tab)vendor-advisoryx_transferred
- 5093 (opens in a new tab)vdb-entryx_transferred
- ESA-20020702-016 (opens in a new tab)vendor-advisoryx_transferred
- VU#369347 (opens in a new tab)third-party-advisoryx_transferred
- CLA-2002:502 (opens in a new tab)vendor-advisoryx_transferred
- HPSBUX0206-195 (opens in a new tab)vendor-advisoryx_transferred
- MDKSA-2002:040 (opens in a new tab)vendor-advisoryx_transferred
- 20020626 Revised OpenSSH Security Advisory (adv.iss) (opens in a new tab)mailing-listx_transferred
- [oss-security] 20240701 CVE-2024-6387: RCE in OpenSSH's server, on glibc-based Linux systems (opens in a new tab)mailing-listx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .