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CVE-2021-41497

Date: December 17, 2021

Null pointer reference in CMS_Conservative_increment_obj in RaRe-Technologies bounter version 1.01 and 1.10, allows attackers to conduct Denial of Service attacks by inputting a huge width of hash bucket.

Language: Python

Severity Score

Related Resources (5)

https://github.com/pypa/advisory-database/tree/main/vulns/bounter/PYSEC-2021-880.yaml
https://nvd.nist.gov/vuln/detail/CVE-2021-41497
https://github.com/RaRe-Technologies/bounter/issues/47
https://github.com/RaRe-Technologies/bounter
https://www.mend.io/vulnerability-database/CVE-2021-41497

Severity Score

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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