CVE-2019-10755
CVE-2019-10755 is a medium-severity vulnerability in Pac4j with a CVSS 3.x base score of 4.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-338.
Key facts
- Severity: Medium (CVSS 3.x base score 4.9)
- CVSS v2: 4.0
- EPSS exploit prediction: 1% (63rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-338
- Affected product: Pac4j
- Published:
- Last modified:
Description
The SAML identifier generated within SAML2Utils.java was found to make use of the apache commons-lang3 RandomStringUtils class which makes them predictable due to RandomStringUtils PRNG's algorithm not being cryptographically strong. This issue only affects the 3.X release of pac4j-saml.
Frequently asked questions
- What is CVE-2019-10755?
- The SAML identifier generated within SAML2Utils.java was found to make use of the apache commons-lang3 RandomStringUtils class which makes them predictable due to RandomStringUtils PRNG's algorithm not being cryptographically strong. This issue only affects the 3.X release of pac4j-saml.
- How severe is CVE-2019-10755?
- CVE-2019-10755 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2019-10755 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-10755?
- CVE-2019-10755 affects Pac4j. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2019-10755?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2019-10755 published?
- CVE-2019-10755 was published on 2019-09-23 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:pac4j:pac4j:*:*:*:*:*:*:*:*
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