CVE-2021-36764

CWE-476 — NULL Pointer Dereference3 documents3 sources
Severity
7.5HIGH
EPSS
0.2%
top 52.44%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Codesys Gateway
Timeline
PublishedAug 4
Latest updateMay 24

Description

In CODESYS Gateway V3 before 3.5.17.10, there is a NULL Pointer Dereference. Crafted communication requests may cause a Null pointer dereference in the affected CODESYS products and may result in a denial-of-service condition.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages1 packages

▶NVDcodesys/gateway3.0 — 3.5.17.10

🔴Vulnerability Details

2
GHSA
GHSA-qpw7-wx2f-6gc3: In CODESYS Gateway V3 before 3↗2022-05-24
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CVEList
CVE-2021-36764: In CODESYS Gateway V3 before 3↗2021-08-04
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CVE-2021-36764 (HIGH CVSS 7.5) | In CODESYS Gateway V3 before 3.5.17 | cvebase.io