Vulnerability in Forgerock Openam
CVE-2021-29156
ForgeRock OpenAM before 13.5.1 allows LDAP injection via the Webfinger protocol. For example, an unauthenticated attacker can perform character-by-character retrieval of password hashes, or retrieve a session token or a private key.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.768 (99.5th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 100th percentile — 99.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.764 · newest: 0.768 · change: +0.005
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- portswigger.net/research/hidden-oauth-attack-vectors (Exploit, Third Party Advisory)
- bugster.forgerock.org/jira/browse/OPENAM-10135 (Exploit, Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-29156?
- CVE-2021-29156 is a high-severity vulnerability in Forgerock Openam, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.5/10. Published 2021-03-25.
- How severe is CVE-2021-29156?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2021-29156 known to be exploited?
- 19 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.