Vulnerability · Published Apr 5, 2025 · Assigned by CPANSec
CVE-2024-52322WebService::Xero 0.11 for Perl uses insecure rand() function for cryptographic functions
Medium 5.5
In plain English
A medium-severity security flaw in WebService::Xero from LOCALSHOP. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 23% of all known vulnerabilities).
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.3%top 76.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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 (as reported)
| Vendor | Product | Versions |
|---|---|---|
| LOCALSHOP | WebService::Xero | 0 – through 0.11 |
Weakness: CWE-338, CWE-331 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
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