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CVE-2023-33873

21
FAUCET Score

CVE-2023-33873 is a privilege escalation vulnerability affecting AVEVA products. A local, OS-authenticated user with standard privileges can exploit this to gain System-level access, leading to a complete compromise of the target machine. Rated 7.8 HIGH on CVSS, it requires local access but has low attack complexity, resulting in high confidentiality, integrity, and availability impacts. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 2020CPE matchmatch criteria
cpe:2.3:a:aveva:batch_management:*:*:*:*:*:*:*:*
2020CPE matchmatch criteria
cpe:2.3:a:aveva:batch_management:2020:-:*:*:*:*:*:*
2020CPE matchmatch criteria
cpe:2.3:a:aveva:batch_management:2020:sp1:*:*:*:*:*:*
< 2020CPE matchmatch criteria
cpe:2.3:a:aveva:communication_drivers:*:*:*:*:*:*:*:*
2020CPE matchmatch criteria
cpe:2.3:a:aveva:communication_drivers:2020:-:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.8HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.24%
Probability of exploitation in next 30 days
EPSS Percentile
14.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0024 is in the 46th percentile among its peer group of 17,061 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

aveva.com / en/support-and-success/cyber-security-updates
Vendor Advisory
cisa.gov / news-events/ics-advisories/icsa-23-318-01
Third Party AdvisoryUS Government Resource