CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
Percentile
59.2%
Accela Civic Platform through 21.1 contains a cross-site scripting vulnerability via ssoAdapter/logoutAction.do successURL.
id: CVE-2021-34370
info:
name: Accela Civic Platform <=21.1 - Cross-Site Scripting
author: 0x_Akoko
severity: medium
description: Accela Civic Platform through 21.1 contains a cross-site scripting vulnerability via ssoAdapter/logoutAction.do successURL.
impact: |
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary JavaScript code in the context of the victim's browser, leading to potential data theft, session hijacking, or defacement of the affected application.
remediation: |
Upgrade to a patched version of Accela Civic Platform (version >21.1) that includes proper input validation and sanitization.
reference:
- https://www.exploit-db.com/exploits/49990
- https://www.accela.com/civic-platform/
- https://gist.github.com/0xx7/7e9f1b725f7ff98b9239d3cb027b7dc8
- https://nvd.nist.gov/vuln/detail/CVE-2021-34370
- https://github.com/ARPSyndicate/cvemon
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
cvss-score: 6.1
cve-id: CVE-2021-34370
cwe-id: CWE-79
epss-score: 0.00183
epss-percentile: 0.55682
cpe: cpe:2.3:a:accela:civic_platform:*:*:*:*:*:*:*:*
metadata:
max-request: 1
vendor: accela
product: civic_platform
tags: cve,cve2021,xss,redirect,accela,edb
http:
- method: GET
path:
- "{{BaseURL}}/ssoAdapter/logoutAction.do?servProvCode=SAFVC&successURL=https://interact.sh/"
matchers:
- type: regex
part: header
regex:
- '(?m)^(?:Location\s*?:\s*?)(?:https?://|//)?(?:[a-zA-Z0-9\-_\.@]*)interact\.sh.*$'
# digest: 4a0a00473045022100e1d5e0fe66e7bd88bc45de6a476cbc23b17220cde20c7b7560d133853427f82d0220014968e50c61f56d305daa49a33662330b1a2705fc3d7dd7992593fd4630945b:922c64590222798bb761d5b6d8e72950
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
Percentile
59.2%