Critical severity · published Sep 23, 2021
CVE-2021-32959
Heap-based buffer overflow in SuiteLink server while processing commands 0x05/0x06
9.8
CVSS
0.9%
EPSS
No
On KEV
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 61% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SU
Suitelink · Aveva
before 3.2.002 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-32959
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-32959
Patch
https://www.aveva.com/content/dam/aveva/documents/support/cyber-security-updates/SecurityBulletin_AVEVA-2021-003.pdf
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