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githubGitHub Advisory DatabaseGHSA-H3R9-PJMR-F938
HistoryMay 17, 2022 - 3:56 a.m.

Drupal Brute force amplification attacks via XML-RPC

2022-05-1703:56:55
GitHub Advisory Database
github.com
7
drupal
xml-rpc
brute force
vulnerability

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

AI Score

7.2

Confidence

Low

EPSS

0.003

Percentile

71.7%

The XML-RPC system in Drupal 6.x before 6.38 and 7.x before 7.43 might make it easier for remote attackers to conduct brute-force attacks via a large number of calls made at once to the same method.

Affected configurations

Vulners
Node
drupaldrupalRange6.06.38
OR
drupaldrupalRange7.07.43
OR
drupalcoreRange6.06.38
OR
drupalcoreRange7.07.43
VendorProductVersionCPE
drupaldrupal*cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*
drupalcore*cpe:2.3:a:drupal:core:*:*:*:*:*:*:*:*

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

AI Score

7.2

Confidence

Low

EPSS

0.003

Percentile

71.7%