IBM2D7AC84E569B9DD9D0A8CDAB94996A0E7B04269B96683AF7F1AFBB822E46385CSecurity Bulletin: Python (Publicly disclosed vulnerability) in IBM Tivoli Application Dependency Discovery Manager (CVE-2021-3733)
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
4 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:N/A:P
0.003 Low
EPSS
Percentile
65.7%
Summary
A Publicly disclosed vulnerability in Open Source Python affects IBM Tivoli Application Dependency Discovery Manager (CVE-2021-3733)
Vulnerability Details
CVEID:CVE-2021-3733
**DESCRIPTION:**Python is vulnerable to a denial of service, caused by a regular expression denial of service (ReDoS) flaw in the AbstractBasicAuthHandler class in urllib. By persuading a victim to visit a specially-crafted web site, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/213034 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
Affected Products and Versions
| Affected Product(s) | Version(s) |
|---|---|
| IBM Tivoli Application Dependency Discovery Manager | 7.3.0.3 -7.3.0.9 |
Remediation/Fixes
| Fix | VRMF | APAR | How to acquire fix |
|---|---|---|---|
| efix_CVE-2021-3733_FP8201126.zip | 7.3.0.3 -7.3.0.9 | NONE | Download eFix |
Workarounds and Mitigations
The above eFixe(s) for the respective FixPack(s) can be downloaded and applied directly.
| CPE | Name | Operator | Version |
|---|---|---|---|
| tivoli application dependency discovery manager | eq | 7.3.0. |
Related
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
4 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:N/A:P
0.003 Low
EPSS
Percentile
65.7%