SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2013-2251

Apache Struts Improper Input Validation Vulnerability

KEVCRITICAL 9.8EPSS 100.0%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 15 April 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

Description

Apache Struts 2.0.0 through 2.3.15 allows remote attackers to execute arbitrary OGNL expressions via a parameter with a crafted (1) action:, (2) redirect:, or (3) redirectAction: prefix.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
100.00% probability · 100th percentile
CISA KEV
Listed 25 March 2022 · due 15 April 2022
Weakness
CWE-74
Affected
apache/archiva · apache/struts · fujitsu/interstage business process manager analytics · oracle/siebel apps - e-billing
Source
secalert@redhat.com

CISA notes

Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2013-2251

References

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