⚠ Exploited in the wild
Exploitation observed in the wild. Not yet on CISA KEV.

CVE-2019-5039 — Heap-based Buffer Overflow in Openweave-core

CWE-122 — Heap-based Buffer OverflowCWE-787 — Out-of-bounds Write4 documents4 sources
Severity
8.8HIGHNVD
EPSS
0.7%
top 28.73%
CISA KEV
Not in KEV
Exploit
Exploited in wild
Active exploitation observed
Affected products
1
Openweave Openweave-core
Timeline
PublishedAug 20
Latest updateMay 24

Description

An exploitable command execution vulnerability exists in the ASN1 certificate writing functionality of Openweave-core version 4.0.2. A specially crafted weave certificate can trigger a heap-based buffer overflow, resulting in code execution. An attacker can craft a weave certificate to trigger this vulnerability.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages1 packages

🔴Vulnerability Details

3
GHSA
GHSA-mqw2-4hpp-cmw6: An exploitable command execution vulnerability exists in the ASN1 certificate writing functionality of Openweave-core version 4↗2022-05-24
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CVEList
CVE-2019-5039: An exploitable command execution vulnerability exists in the ASN1 certificate writing functionality of Openweave-core version 4↗2019-08-20
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VulnCheck
openweave openweave-core Heap-based Buffer Overflow↗2019
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CVE-2019-5039 — Heap-based Buffer Overflow | cvebase