How severe is CVE-2023-3323?

CVE-2023-3323 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over physical access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability high.

Is CVE-2023-3323 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-3323?

CVE-2023-3323 affects Abb Zenon. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-3323?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-3323 published?

CVE-2023-3323 was published on 2023-07-24 and last updated on 2026-06-17.

CVE-2023-3323

CVE-2023-3323 is a medium-severity vulnerability in Abb Zenon with a CVSS 3.x base score of 5.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-276.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-276
Affected product: Abb Zenon
Published: 2023-07-24
Last modified: 2026-06-17

Description

A vulnerability exists by allowing low-privileged users to read and update the data in various directories used by the Zenon system. An attacker could exploit the vulnerability by using specially crafted programs to exploit the vulnerabilities by allowing them to run on the zenon installed hosts. This issue affects ABB Ability™ zenon: from 11 build through 11 build 106404.

Frequently asked questions

What is CVE-2023-3323?: A vulnerability exists by allowing low-privileged users to read and update the data in various directories used by the Zenon system. An attacker could exploit the vulnerability by using specially crafted programs to exploit the vulnerabilities by allowing them to run on the zenon installed hosts. This issue affects ABB Ability™ zenon: from 11 build through 11 build 106404.
How severe is CVE-2023-3323?: CVE-2023-3323 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over physical access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability high.
Is CVE-2023-3323 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-3323?: CVE-2023-3323 affects Abb Zenon. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-3323?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-3323 published?: CVE-2023-3323 was published on 2023-07-24 and last updated on 2026-06-17.

References

https://search.abb.com/library/Download.aspx?DocumentID=2NGA001801&LanguageCode=en&DocumentPartId=&Action=Launch&_ga=2.194142766.2067879716.1690216773-1911411808.1686627590

Affected products (1)

cpe:2.3:a:abb:zenon:*:*:*:*:*:*:*:*

More vulnerabilities in Abb Zenon

CVE-2022-34838 — High (CVSS 8.1): Storing Passwords in a Recoverable Format vulnerability in ABB Zenon 8.20 allows an attacker who successfully exploit…
CVE-2023-3322 — High (CVSS 7.0): A vulnerability exists by allowing low-privileged users to read and update the data in various directories used by the…
CVE-2023-3321 — High (CVSS 7.0): A vulnerability exists by allowing low-privileged users to read and update the data in various directories used by the…
CVE-2023-3324 — Medium (CVSS 6.3): A vulnerability exists by allowing low-privileged users to read and update the data in various directories used by the…
CVE-2022-34837 — Medium (CVSS 6.2): Storing Passwords in a Recoverable Format vulnerability in ABB Zenon 8.20 allows an attacker who successfully exploit…
CVE-2022-34836 — Medium (CVSS 5.9): Relative Path Traversal vulnerability in ABB Zenon 8.20 allows the user to access files on the Zenon system and user…

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