CVE & CISA-KEV Catalog

CVE-2021-31347

MEDIUM
6.5
CVSS v3
NVD

Description

An issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxml_parse_str() performs incorrect memory handling while parsing crafted XML files (writing outside a memory region created by mmap).

CWE-91

How to fix

Remediation Available
scilabUbuntu
Fixed in:5.5.2-2ubuntu3+esm1USN-5061-1
scilab-dataUbuntu
Fixed in:5.5.2-2ubuntu3+esm1USN-5061-1
scilab-full-binUbuntu
Fixed in:5.5.2-2ubuntu3+esm1USN-5061-1
scilab-minimal-binUbuntu
Fixed in:5.5.2-2ubuntu3+esm1USN-5061-1
scilab-testUbuntu
Fixed in:5.5.2-2ubuntu3+esm1USN-5061-1

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 InteractionRequired
ScopeUnchanged

Impact

ConfidentialityNone
IntegrityNone
AvailabilityHigh

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

Exploit Intelligence

1.19%probability of exploitation in 30 days
64thpercentile

Moderate risk: more likely to be exploited than 64% of all known CVEs.

References

Third-Party Advisory1
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Markdown

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HTML

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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.