Description
WebService::Xero 0.11 and earlier for Perl uses the rand() function as the default source of entropy, which is not cryptographically secure, for cryptographic functions.
Specifically WebService::Xero uses the Data::Random library which specifically states that it is "Useful mostly for test programs". Data::Random uses the rand() function.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| LOCALSHOP | WebService::Xero | ≤ 0.11 | — |
References
- https://perldoc.perl.org/functions/rand
- https://security.metacpan.org/docs/guides/random-data-for-security.html
- https://metacpan.org/release/BAREFOOT/Data-Random-0.13/source/lib/Data/Random.pm#L537
- https://metacpan.org/release/LOCALSHOP/WebService-Xero-0.11/source/lib/WebService/Xero/Agent.pm#L17
- https://metacpan.org/release/LOCALSHOP/WebService-Xero-0.11/source/lib/WebService/Xero/Agent.pm#L178
- https://metacpan.org/release/LOCALSHOP/WebService-Xero-0.11/source/lib/WebService/Xero/Agent/PublicApplication.pm#L13
- https://metacpan.org/release/LOCALSHOP/WebService-Xero-0.11/source/lib/WebService/Xero/Agent/PublicApplication.pm#L93