Vulnerability Name:

CVE-2021-28861 (CCN-234228)

Assigned:2021-02-14
Published:2021-02-14
Updated:2023-05-03
Summary:Python could allow a remote attacker to conduct phishing attacks, caused by <an open redirect vulnerability in lib/http/server.py. An attacker could exploit this vulnerability using a specially-crafted URL to redirect a victim to arbitrary Web sites.
CVSS v3 Severity:7.4 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N)
6.4 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
6.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N)
5.7 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
7.4 High (REDHAT CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N)
6.4 Medium (REDHAT Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:6.8 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): None
Availibility (A): None
Vulnerability Consequences:Other
References:Source: MITRE
Type: CNA
CVE-2021-28861

Source: CCN
Type: Python bug tracker Issue43223
http.server: Open Redirection if the URL path starts with

Source: cve@mitre.org
Type: Issue Tracking, Vendor Advisory
cve@mitre.org

Source: XF
Type: UNKNOWN
python-cve202128861-open-redirect(234228)

Source: cve@mitre.org
Type: Patch, Third Party Advisory
cve@mitre.org

Source: CCN
Type: Python GIT Repository
gh-87389: Fix an open redirection vulnerability in http.server. #93879

Source: cve@mitre.org
Type: Patch, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: UNKNOWN
cve@mitre.org

Vulnerable Configuration:Configuration RedHat 1:
  • cpe:/a:redhat:enterprise_linux:8:*:*:*:*:*:*:*
    • Configuration RedHat 2:
  • cpe:/a:redhat:enterprise_linux:8::appstream:*:*:*:*:*
    • Configuration RedHat 3:
  • cpe:/o:redhat:enterprise_linux:8:*:*:*:*:*:*:*
    • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:8::baseos:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:python:python:3.7:*:*:*:*:*:*:*
  • OR cpe:/a:python:python:3.6.0:-:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:8061
    P
    		python3-tools-3.6.15-150300.10.45.1 on GA media (Moderate)
    2023-06-20
    oval:org.opensuse.security:def:7654
    P
    		libpython3_6m1_0-3.6.15-150300.10.45.1 on GA media (Moderate)
    2023-06-12
    oval:com.redhat.rhsa:def:20230833
    P
    		RHSA-2023:0833: python3 security update (Moderate)
    2023-02-21
    oval:com.redhat.rhsa:def:20228353
    P
    		RHSA-2022:8353: python3.9 security, bug fix, and enhancement update (Moderate)
    2022-11-15
    oval:org.opensuse.security:def:618
    P
    		Security update for python (Important) (in QA)
    2022-10-06
    oval:org.opensuse.security:def:807
    P
    		Security update for python3 (Important)
    2022-10-06
    oval:org.opensuse.security:def:51934
    P
    		Security update for python3 (Important)
    2022-10-06
    oval:org.opensuse.security:def:799
    P
    		Security update for python (Moderate)
    2022-10-04
    oval:org.opensuse.security:def:789
    P
    		Security update for python39 (Important)
    2022-10-01
    oval:org.opensuse.security:def:788
    P
    		Security update for python310 (Important)
    2022-09-30
    BACK
    python python 3.7
    python python 3.6.0 -