Is CVE-2021-29063 in the CISA KEV catalog?

No. CVE-2021-29063 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-29063?

CVE-2021-29063 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2021-29063?

CVE-2021-29063 has an EPSS score of 4.10% (89th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-29063?

Upgrade mpmath on debian 12 to 1.2.1-2 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2021-29063

HIGHEPSS 89th pctl

7.5

CVSS v3

NVD

Description

A Regular Expression Denial of Service (ReDOS) vulnerability was discovered in Mpmath v1.0.0 through v1.2.1 when the mpmathify function is called.

CWE-770Allocation of Resources Without Limits or Throttling

How to fix

Remediation Available

mpmathDebian

Fixed in:1.2.1-2CVE-2021-29063

mpmathUbuntu

Fixed in:0.19-3ubuntu0.1~esm1USN-7160-1

Fixed in:1.0.0-1ubuntu0.1~esm1USN-7160-1

Fixed in:1.1.0-2ubuntu0.1~esm1USN-7160-1

python-mpmathUbuntu

Fixed in:0.19-3ubuntu0.1~esm1USN-7160-1

Fixed in:1.0.0-1ubuntu0.1~esm1USN-7160-1

python3-mpmathUbuntu

Fixed in:0.19-3ubuntu0.1~esm1USN-7160-1

Fixed in:1.0.0-1ubuntu0.1~esm1USN-7160-1

Fixed in:1.1.0-2ubuntu0.1~esm1USN-7160-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

4.10%probability of exploitation in 30 days

89thpercentile

Elevated risk: more likely to be exploited than 89% of all known CVEs.

References

Patch3

Third-Party Advisory1

github.com

Product1

npmjs.com

Other references4

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.