CVE-2011-2728

CVE-2011-2728 is a medium-severity vulnerability in Perl with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The bsd_glob function in the File::Glob module for Perl before 5.14.2 allows context-dependent attackers to cause a denial of service (crash) via a glob expression with the GLOB_ALTDIRFUNC flag, which triggers an uninitialized pointer dereference.

Frequently asked questions

What is CVE-2011-2728?
The bsd_glob function in the File::Glob module for Perl before 5.14.2 allows context-dependent attackers to cause a denial of service (crash) via a glob expression with the GLOB_ALTDIRFUNC flag, which triggers an uninitialized pointer dereference.
How severe is CVE-2011-2728?
CVE-2011-2728 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2011-2728 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-2728?
CVE-2011-2728 primarily affects Perl. In total, 141 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-2728?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-2728 published?
CVE-2011-2728 was published on 2012-12-21 and last updated on 2026-06-16.

References

Affected products (141)

More vulnerabilities in Perl

All CVEs affecting Perl →