How severe is CVE-2023-45160?

CVE-2023-45160 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-45160 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-45160?

CVE-2023-45160 primarily affects 1e Client. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-45160?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-45160 published?

CVE-2023-45160 was published on 2023-10-05 and last updated on 2026-06-17.

CVE-2023-45160

CVE-2023-45160 is a high-severity vulnerability in 1e Client with a CVSS 3.x base score of 8.8. 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-552.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-552
Affected product: 1e Client
Published: 2023-10-05
Last modified: 2026-06-17

Description

In the affected version of the 1E Client, an ordinary user could subvert downloaded instruction resource files, e.g., to substitute a harmful script. by replacing a resource script file created by an instruction at run time with a malicious script. The 1E Client's temporary directory is now locked down in the released patch. Resolution: This has been fixed in patch Q23094 This issue has also been fixed in the Mac Client in updated versions of Non-Windows release v8.1.2.62 - please re-download from the 1E Support site. Customers with Mac Client versions higher than v8.1 will need to upgrade to v23.11 to remediate this vulnerability.

Frequently asked questions

What is CVE-2023-45160?: In the affected version of the 1E Client, an ordinary user could subvert downloaded instruction resource files, e.g., to substitute a harmful script. by replacing a resource script file created by an instruction at run time with a malicious script. The 1E Client's temporary directory is now locked down in the released patch. Resolution: This has been fixed in patch Q23094 This issue has also been fixed in the Mac Client in updated versions of Non-Windows release v8.1.2.62 - please re-download from the 1E Support site. Customers with Mac Client versions higher than v8.1 will need to upgrade to v23.11 to remediate this vulnerability.
How severe is CVE-2023-45160?: CVE-2023-45160 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-45160 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-45160?: CVE-2023-45160 primarily affects 1e Client. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-45160?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-45160 published?: CVE-2023-45160 was published on 2023-10-05 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:1e:client:8.1.2.62:*:*:*:*:windows:*:*
cpe:2.3:a:1e:client:8.4.1.159:*:*:*:*:windows:*:*
cpe:2.3:a:1e:client:9.0.1.88:*:*:*:*:windows:*:*
cpe:2.3:a:1e:client:23.7.1.151:*:*:*:*:windows:*:*

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