What’s Vulnerable › Vulnerabilities

CVE-2003-0689

• Severity: high (CVSS 7.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2003-10-20 · updated 2026-06-16

Description

The getgrouplist function in GNU libc (glibc) 2.2.4 and earlier allows attackers to cause a denial of service (segmentation fault) and execute arbitrary code when a user is a member of a large number of groups, which can cause a buffer overflow.

Affected products

• Red Hat Enterprise Linux: 2.1

References

• http://www.redhat.com/support/errata/RHSA-2003-249.html
• http://www.redhat.com/support/errata/RHSA-2003-325.html
• http://www.redhat.com/support/errata/RHSA-2003-249.html
• http://www.redhat.com/support/errata/RHSA-2003-325.html

Get alerted when CVE-2003-0689 or the next vulnerability affects your stack