What’s Vulnerable › Vulnerabilities

CVE-1999-1111

• Severity: high (CVSS 7.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 1999-11-09 · updated 2026-06-16

Description

Vulnerability in StackGuard before 1.21 allows remote attackers to bypass the Random and Terminator Canary security mechanisms by using a non-linear attack which directly modifies a pointer to a return address instead of using a buffer overflow to reach the return address entry itself.

Affected products

• Immunix Stackguard: through 1.21

References

• http://marc.info/?l=bugtraq&m=94218618329838&w=2
• http://www.securityfocus.com/bid/786
• https://exchange.xforce.ibmcloud.com/vulnerabilities/3524
• http://marc.info/?l=bugtraq&m=94218618329838&w=2
• http://www.securityfocus.com/bid/786
• https://exchange.xforce.ibmcloud.com/vulnerabilities/3524

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