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CVE-2021-34141

MEDIUM
5.3
CVSS Score
Published: December 17, 2021 at 06:43 PM UTC
Updated: October 8, 2026 at 09:17 PM UTC
2 products affected across 2 vendorsCommunications Cloud Native Core PolicyNumpy

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Severity
MEDIUM5.3
Exploit prediction
EPSS 2%
SSVC
No known exploit

Description

An incomplete string comparison in the numpy.core component in NumPy before 1.22.0 allows attackers to trigger slightly incorrect copying by constructing specific string objects. NOTE: the vendor states that this reported code behavior is "completely harmless."

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Numpy· Numpy
95%
v < 1.22.0*
Affected range stops below 1.22.0, so it looks safe — our inference, not a vendor statement
Communications Cloud Native Core Policy· Oracle
95%
22.1.3

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

x_refsource_MISCExploitIssue TrackingPatchThird Party Advisory
Source: [email protected]
https://github.com/numpy/numpy/issues/18993
x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://www.oracle.com/security-alerts/cpujul2022.html

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-697

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