What’s Vulnerable › Vulnerabilities

CVE-2006-5556

• Severity: medium (CVSS 4.6 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2006-10-27 · updated 2026-06-16

Description

Buffer overflow in the localtime_r function, and certain other functions, in libc in HP-UX B.11.11 and possibly other versions allows local users to execute arbitrary code via a long TZ environment variable.

Affected products

• Hewlett Packard Enterprise (HPE) HP-UX: 11.00, 11.4, 11.11

References

• http://blogs.23.nu/prdelka/stories/13144/
• http://www.securityfocus.com/bid/20718
• https://exchange.xforce.ibmcloud.com/vulnerabilities/29777
• https://www.exploit-db.com/exploits/2636
• http://blogs.23.nu/prdelka/stories/13144/
• http://www.securityfocus.com/bid/20718
• https://exchange.xforce.ibmcloud.com/vulnerabilities/29777
• https://www.exploit-db.com/exploits/2636

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