CVE-2010-4756

Severity: medium (CVSS 4.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2011-03-02 · updated 2026-06-16
Weakness: CWE-399

Description

The glob implementation in the GNU C Library (aka glibc or libc6) allows remote authenticated users to cause a denial of service (CPU and memory consumption) via crafted glob expressions that do not match any pathnames, as demonstrated by glob expressions in STAT commands to an FTP daemon, a different vulnerability than CVE-2010-2632.

Affected products

GNU C Library (glibc): all versions

References

http://cxib.net/stuff/glob-0day.c
http://securityreason.com/achievement_securityalert/89
http://securityreason.com/exploitalert/9223
https://bugzilla.redhat.com/show_bug.cgi?id=681681
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2010-4756
http://cxib.net/stuff/glob-0day.c
http://securityreason.com/achievement_securityalert/89
http://securityreason.com/exploitalert/9223
https://bugzilla.redhat.com/show_bug.cgi?id=681681
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2010-4756
https://security.netapp.com/advisory/ntap-20241108-0002/

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