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CVE-2017-20230NVD
Vulnerability 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.
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.
CVSS v3.1 Base Metrics
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
External References
- https://github.com/Perl/perl5/commit/a258c17c6937f79529c8319a829310e09cdbd216.patch
- https://github.com/Perl/perl5/issues/15831
- 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
- http://www.openwall.com/lists/oss-security/2026/04/21/5