VulnerabilityDeferred

CVE-2024-39848

Internet2 Grouper before 5.6 allows authentication bypass when LDAP authentication is used in certain ways.

CRITICAL 9.1EPSS 0.44%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.44%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Internet2 Grouper before 5.6 allows authentication bypass when LDAP authentication is used in certain ways. This is related to internet2.middleware.grouper.ws.security.WsGrouperLdapAuthentication and the use of the UyY29r password for the M3vwHr account. This also affects "Grouper for Web Services" before 4.13.1.

CVSS 3.1: 9.1 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS: 0.44% probability · 37th percentile
CISA KEV: Not listed
Weakness: CWE-1390
Source: cve@mitre.org

References

https://spaces.at.internet2.edu/display/Grouper/Grouper+bug+-+GRP-5515+-+web+services+LDAP+authentication+security+vulnerability
https://spaces.at.internet2.edu/display/Grouper/Grouper+bug+-+GRP-5515+-+web+services+LDAP+authentication+security+vulnerability

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.