CVE-2017-20230

Summary

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.

Affected Software

Weaknesses

• CWE-121: CWE-121 Stack-based Buffer Overflow

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: total

CVE Program Container

Additional References

• http://www.openwall.com/lists/oss-security/2026/04/21/5

References

• https://github.com/Perl/perl5/issues/15831
• https://github.com/Perl/perl5/commit/a258c17c6937f79529c8319a829310e09cdbd216.patch
• https://metacpan.org/release/RURBAN/Storable-3.05/changes
• https://www.nntp.perl.org/group/perl.perl5.porters/2017/01/msg242533.html
• https://www.nntp.perl.org/group/perl.perl5.porters/2017/01/msg242703.html

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