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amazonAmazonALAS2-2021-1690
HistoryJul 14, 2021 - 8:45 p.m.

Important: velocity

2021-07-1420:45:00
alas.aws.amazon.com
14

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.1 High

AI Score

Confidence

High

9 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.002 Low

EPSS

Percentile

60.1%

Issue Overview:

A flaw was found in velocity. An attacker, able to modify Velocity templates, may execute arbitrary Java code or run arbitrary system commands with the same privileges as the account running the Servlet container. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. (CVE-2020-13936)

Affected Packages:

velocity

Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.

Issue Correction:
Run yum update velocity to update your system.

New Packages:

noarch:  
    velocity-1.7-10.2.amzn2.noarch  
    velocity-manual-1.7-10.2.amzn2.noarch  
    velocity-javadoc-1.7-10.2.amzn2.noarch  
    velocity-demo-1.7-10.2.amzn2.noarch  
  
src:  
    velocity-1.7-10.2.amzn2.src  

Additional References

Red Hat: CVE-2020-13936

Mitre: CVE-2020-13936

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.1 High

AI Score

Confidence

High

9 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.002 Low

EPSS

Percentile

60.1%

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