What’s Vulnerable › Vulnerabilities

CVE-2001-0905

• Severity: medium (CVSS 6.2 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2001-10-18 · updated 2026-06-16

Description

Race condition in signal handling of procmail 3.20 and earlier, when running setuid, allows local users to cause a denial of service or gain root privileges by sending a signal while a signal handling routine is already running.

Affected products

• Procmail: through 3.20

References

• http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000433
• http://www.debian.org/security/2001/dsa-083
• http://www.linux-mandrake.com/en/security/2001/MDKSA-2001-085.php3
• http://www.redhat.com/support/errata/RHSA-2001-093.html
• http://www.securityfocus.com/bid/3071
• https://exchange.xforce.ibmcloud.com/vulnerabilities/6872
• http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000433
• http://www.debian.org/security/2001/dsa-083
• http://www.linux-mandrake.com/en/security/2001/MDKSA-2001-085.php3
• http://www.redhat.com/support/errata/RHSA-2001-093.html

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