CVE-1999-0976
LowExploitation Probability (EPSS)
Low risk21th percentile - higher than 21% of all known CVEs
Summary
Sendmail allows local users to reinitialize the aliases database via the newaliases command, which can lead to denial of service by interrupting Sendmail.
Risk Assessment
The organization may experience downtime in email services, affecting internal and external communication.
Recommendation
It is recommended to restrict access to the newaliases command to trusted users and to monitor Sendmail's operation for potential attacks.
Other vulnerabilities in Sendmail
See all- CVE-1999-1109Medium
Sendmail before 8.10.0 allows remote attackers to cause a denial of service by sending a series of ETRN commands then disconnecting from the server, while Sendmail continues to process the commands after the connection has been terminated.
- CVE-1999-0204High
Sendmail version 8.6.9 allows remote attackers to execute root commands using ident.
- CVE-1999-0095High
The debug command in Sendmail is enabled, allowing attackers to execute commands as root.
- CVE-2000-0319Medium
mail.local in Sendmail 8.10.x does not properly identify the . string which indicates the end of message text. This allows a remote attacker to cause a denial of service or corrupt mailboxes via a message line that is 2047 characters long and ends in . .
- CVE-1999-0684Medium
CVE-1999-0684 vulnerability affects Sendmail version 8.8.6 on HPUX, allowing for a denial of service attack.
- CVE-1999-0565High
A vulnerability in Sendmail allows input to be piped to a program via an alias.
- CVE-1999-0098High
Buffer overflow in the SMTP HELO command in Sendmail allows a remote attacker to hide activities.
- CVE-1999-0047High
MIME conversion buffer overflow in sendmail versions 8.8.3 and 8.8.4.
- CVE-1999-0163High
In older versions of Sendmail, an attacker could use a pipe character to execute root commands.
- CVE-1999-0096Medium
A vulnerability in Sendmail allows the use of alias decoding to overwrite sensitive files.
Original NVD description (English source)
Sendmail allows local users to reinitialize the aliases database via the newaliases command, then cause a denial of service by interrupting Sendmail.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS