Vulnerability in OpenBSD OpenSSH
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 during challenge response authentication when OpenBSD is using PAM modules with interactive keyboard authentication (PAMAuthenticationViaKbdInt).
Published · last modified .
CVSS v2 metric
CVSS v2 base score 10.0 (High). Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.273 (98.0th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.273 · newest: 0.273 · change: 0.000
Affected products
- OpenBSD OpenSSH — versions 1.2.2, 1.2.3, 2.1
Public proof-of-concept exploits
References
- www.debian.org/security/2002/dsa-134 (vendor-advisory)
- www.redhat.com/support/errata/RHSA-2002-127.html (vendor-advisory)
- marc.info/ (mailing-list)
- www.novell.com/linux/security/advisories/2002_024_openssh_txt.html (vendor-advisory)
- marc.info/ (mailing-list)
- www.osvdb.org/839 (vdb-entry)
- www.cert.org/advisories/CA-2002-18.html (US Government Resource, third-party-advisory)
- marc.info/ (mailing-list)
- www.redhat.com/support/errata/RHSA-2002-131.html (vendor-advisory)
- www.securityfocus.com/bid/5093 (vdb-entry)
Frequently asked questions
- What is CVE-2002-0640?
- CVE-2002-0640 is a vulnerability in OpenBSD OpenSSH. Published 2002-07-03.
- Is CVE-2002-0640 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.