CVE-2002-2261
Sendmail 8.9.0 through 8.12.6 allows remote attackers to bypass relaying restrictions enforced by...
Sendmail 8.9.0 through 8.12.6 allows remote attackers to bypass relaying restrictions enforced by the 'check_relay' function by spoofing a blank DNS hostname.
Exploit likelihood
What each source reports
NVD Score used
Sendmail 8.9.0 through 8.12.6 allows remote attackers to bypass relaying restrictions enforced by the 'check_relay' function by spoofing a blank DNS hostname.
- Record
CVE-2002-2261- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-264
- Updated
- 2026-11-02
CVE List No score
Sendmail 8.9.0 through 8.12.6 allows remote attackers to bypass relaying restrictions enforced by the 'check_relay' function by spoofing a blank DNS hostname.
- Record
CVE-2002-2261- Updated
- 2026-11-02
EUVDEUVD-2002-2240 No score
Sendmail 8.9.0 through 8.12.6 allows remote attackers to bypass relaying restrictions enforced by the 'check_relay' function by spoofing a blank DNS hostname.
- Record
EUVD-2002-2240- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-vqjv-jhp4-724w No score
Sendmail 8.9.0 through 8.12.6 allows remote attackers to bypass relaying restrictions enforced by...
Sendmail 8.9.0 through 8.12.6 allows remote attackers to bypass relaying restrictions enforced by the 'check_relay' function by spoofing a blank DNS hostname.
- Record
GHSA-vqjv-jhp4-724w- Updated
- 2026-11-02
OSV No score
Sendmail 8.9.0 through 8.12.6 allows remote attackers to bypass relaying restrictions enforced by the 'check_relay' function by spoofing a blank DNS hostname.
- Record
CVE-2002-2261- Updated
- 2026-11-02
OSVDEBIAN-CVE-2002-2261 No score
Sendmail 8.9.0 through 8.12.6 allows remote attackers to bypass relaying restrictions enforced by the 'check_relay' function by spoofing a blank DNS hostname.
- Record
DEBIAN-CVE-2002-2261- Updated
- 2026-11-02
Affected products
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| 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-2002-2261 is a high vulnerability (CVSS 7.5) in Sendmail, published December 31, 2002. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.00%, the 80th percentile. Fixed in sendmail 8.12.7.