What is CVE-2021-32959?

CVE-2021-32959 is a high-severity vulnerability in Aveva Suitelink, classified under Heap-based Buffer Overflow. CVSS score: 8.1/10. Published 2021-09-23.

How severe is CVE-2021-32959?

High severity. CVSS v3 base score is 8.1 out of 10.

Is CVE-2021-32959 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Aveva Suitelink

CVE-2021-32959

Heap-based buffer overflow in SuiteLink server while processing commands 0x05/0x06

Vulnerability class: Buffer Overflow

EPSS: 0.009 (57.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Aveva Suitelink
Aveva Software, Llc Batch Management 2020 — versions unspecified
Aveva Software, Llc Communication Drivers Pack 2020 — versions unspecified
Aveva Software, Llc Historian 2020 — versions unspecified
Aveva Software, Llc Intouch 2020 — versions unspecified
Aveva Software, Llc Mes 2014 — versions unspecified
Aveva Software, Llc System Platform 2020 — versions unspecified

Weakness classification (CWE)

CWE-122 — Heap-based Buffer Overflow

Public proof-of-concept exploits

p1ay8y3ar/cve_

References

ics-cert@hq.dhs.gov (x_refsource_CONFIRM, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2021-32959?: CVE-2021-32959 is a high-severity vulnerability in Aveva Suitelink, classified under Heap-based Buffer Overflow. CVSS score: 8.1/10. Published 2021-09-23.
How severe is CVE-2021-32959?: High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2021-32959 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.