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jvnJapan Vulnerability NotesJVN:43969166
HistoryDec 11, 2020 - 12:00 a.m.

JVN#43969166: Apache Struts 2 vulnerable to remote code execution (S2-061)

2020-12-1100:00:00
Japan Vulnerability Notes
jvn.jp
42

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.972 High

EPSS

Percentile

99.8%

Apache Struts 2 provided by The Apache Software Foundation contains a remote code execution vulnerability due to improper input validation (CWE-20).

Impact

A remote attacker may execute arbitrary code.

Solution

Update the software
Update the software to the latest version according to the information provided by the developer.

Apply the workaround
Do not use forced OGNL evaluation in the tag’s attributes based on untrusted/unvalidated user input.
The developer reccomends the users to follow the recommendations from the Security Guide.

Products Affected

  • Apache Struts 2.0.0 to 2.5.25

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.972 High

EPSS

Percentile

99.8%