CVE-1999-0976
Eric Allman — NVD-CWE-Other
EPSS 0.1%
- Published: 1999-12-07T05:00:00.000
- Last modified: 2025-04-03T01:03:51.193
- Vendors: Eric Allman
- CWE: NVD-CWE-Other
Sendmail allows local users to reinitialize the aliases database via the newaliases command, then cause a denial of service by interrupting Sendmail.
Related CVE by CWE
No related CWE found.
Top CVE for Vendor
- CVE-1999-0145 (no score)
- CVE-1999-0393 (no score)
- CVE-1999-0203 (no score)
- CVE-1999-0976 (no score)
- CVE-1999-0131 (no score)
- CVE-2000-0319 (no score)
- CVE-1999-0206 (no score)
- CVE-1999-0130 (no score)
- CVE-1999-0129 (no score)
- CVE-1999-0163 (no score)
Recently Exploited Similar Vulnerabilities
No recent KEV-listed items for this vendor/product.
How to fix CVE-1999-0976
CVE-1999-0976 is a unknown severity vulnerability affecting Eric Allman the affected product.
Description: Sendmail allows local users to reinitialize the aliases database via the newaliases command, then cause a denial of service by interrupting Sendmail. Related CVE by CWENo related CWE found.Top CVE for VendorCVE-1999-0145 (no score)CVE-1999-0393 (no score)CVE-1999-0203 (no score)CVE-1999-0976 (no score)CVE-1999-0131 (no score)CVE-2000-0319 (no score)CVE-1999-0206 (no score)CVE-1999-0130 (no score)CVE-1999-0129 (no score)CVE-1999-0163 (no score)Recently Exploited Similar VulnerabilitiesNo […]
Exploit Difficulty: HARD
⏱️ Time to exploit: > 4 hours
🛠️ Required skills: Advanced security expertise
💰 Public exploits: Rare or not public
How to Fix:
- Check if you're running the affected product
- Update to the latest patched version
- If patching is not immediately possible: restrict network exposure, apply least-privilege access
- Test the fix in a staging environment first
- Review logs for signs of exploitation
- Monitor for IOCs (Indicators of Compromise)
- Enable automatic security updates
- Set up vulnerability monitoring
- Review and harden security configurations
Description: Sendmail allows local users to reinitialize the aliases database via the newaliases command, then cause a denial of service by interrupting Sendmail. Related CVE by CWENo related CWE found.Top CVE for VendorCVE-1999-0145 (no score)CVE-1999-0393 (no score)CVE-1999-0203 (no score)CVE-1999-0976 (no score)CVE-1999-0131 (no score)CVE-2000-0319 (no score)CVE-1999-0206 (no score)CVE-1999-0130 (no score)CVE-1999-0129 (no score)CVE-1999-0163 (no score)Recently Exploited Similar VulnerabilitiesNo […]
Exploit Difficulty: HARD
⏱️ Time to exploit: > 4 hours
🛠️ Required skills: Advanced security expertise
💰 Public exploits: Rare or not public
How to Fix:
1 Identify affected systems
- Check if you're running the affected product
2 Immediate actions
- Update to the latest patched version
- If patching is not immediately possible: restrict network exposure, apply least-privilege access
3 Verification
- Test the fix in a staging environment first
- Review logs for signs of exploitation
- Monitor for IOCs (Indicators of Compromise)
4 Long-term prevention
- Enable automatic security updates
- Set up vulnerability monitoring
- Review and harden security configurations
CWE: NVD-CWE-Other
Exploit Difficulty Assessment
HARD
Time to Exploit: > 4 hours
Skills Required: Advanced security expertise
Public Exploits: Rare or not public
Vulnerability Timeline
Dec 07, 1999
Vulnerability Published
CVE details first published to NVD database
Apr 03, 2025
Last Modified
CVE details were updated
Oct 31, 2025
Imported to Database
Added to this CVE tracking system
Detection Rules & IOCs
No specific detection rules generated for this vulnerability type.
No explicit mitigation/advisory links found in references.