SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-27978

Shibboleth Identify Provider 3.x before 3.4.6 has a denial of service flaw.

HIGH 7.5EPSS 1.85%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.85%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Shibboleth Identify Provider 3.x before 3.4.6 has a denial of service flaw. A remote unauthenticated attacker can cause a login flow to trigger Java heap exhaustion due to the creation of objects in the Java Servlet container session.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
1.85% probability · 78th percentile
CISA KEV
Not listed
Weakness
CWE-770
Affected
shibboleth/identity provider
Source
cve@mitre.org

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