What’s Vulnerable › Vulnerabilities

CVE-1999-1553

• Severity: critical (CVSS 10.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 6.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 1999-05-01 · updated 2026-06-16

Description

Buffer overflow in XCmail 0.99.6 with autoquote enabled allows remote attackers to execute arbitrary commands via a long subject line.

Affected products

• Xcmail: 0.99.6

References

• http://www.securityfocus.com/archive/1/12730
• http://www.securityfocus.com/bid/311
• https://exchange.xforce.ibmcloud.com/vulnerabilities/1859
• http://www.securityfocus.com/archive/1/12730
• http://www.securityfocus.com/bid/311
• https://exchange.xforce.ibmcloud.com/vulnerabilities/1859

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