CVE-2017-20230
Storable versions before 3.05 for Perl has a stack overflow
CVSS Score
10.0
EPSS Score
0.0%
EPSS Percentile
0th
Storable versions before 3.05 for Perl has a stack overflow. The retrieve_hook function stored the length of the class name into a signed integer but in read operations treated the length as unsigned. This allowed an attacker to craft data that could trigger the overflow.
| CWE | CWE-121 |
| Vendor | nwclark |
| Product | storable |
| Published | Apr 21, 2026 |
| Last Updated | Apr 21, 2026 |
Stay Ahead of the Next One
Get instant alerts for nwclark storable
Be the first to know when new critical vulnerabilities affecting nwclark storable are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
Affected Versions
NWCLARK / Storable
0 < 3.05
References
github.com: https://github.com/Perl/perl5/issues/15831 github.com: https://github.com/Perl/perl5/commit/a258c17c6937f79529c8319a829310e09cdbd216.patch metacpan.org: https://metacpan.org/release/RURBAN/Storable-3.05/changes nntp.perl.org: https://www.nntp.perl.org/group/perl.perl5.porters/2017/01/msg242533.html nntp.perl.org: https://www.nntp.perl.org/group/perl.perl5.porters/2017/01/msg242703.html openwall.com: http://www.openwall.com/lists/oss-security/2026/04/21/5