CVE-2021-32959: aveva software, llc aveva batch management 2020 Heap-based Buffer Overflow
CVSS: 9.8v3.1CriticalModified
Published 23-09-2021Last modified 03-08-2024
Vulnerability summary
CVE-2021-32959 is a critical (CVSS 9.8) Heap-based Buffer Overflow vulnerability in aveva software, llc aveva batch management 2020. EPSS estimates a 0.94% chance of exploitation in the next 30 days, higher than 60.6% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
0.94%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 23-09-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
Heap-based buffer overflow in SuiteLink server while processing commands 0x05/0x06
CVSS metrics
3 scores · 2 sources · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSources2 sources · 8.1–9.8
- CVE.orgCNA8.1HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HDiffers
High 7.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
0.94%
Chance of exploitation in the next 30 days
Percentile
61%
Versus all other CVEs
30-day change
0.00 pp
From 0.94% on 21-09-2026
21-09-202621-10-2026
EPSS score0.94%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Aveva software, llc6 products
- aveva batch management 2020≥ unspecified, ≤ 2020
- aveva communication drivers pack 2020≥ unspecified, ≤ R2
- aveva historian 2020≥ unspecified, ≤ R2 P01
- aveva intouch 2020≥ unspecified, ≤ R2 P01
- aveva mes 2014≥ unspecified, ≤ R2
Aveva1 product
- suitelink< 3.2.002
2 vendors · 7 products