VulnerabilityAnalyzed
CVE-2023-28798
An out-of-bounds write to heap in the pacparser library on Zscaler Client Connector on Mac may lead to arbitrary code execution.
CRITICAL 9.8EPSS 0.43%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.43%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An out-of-bounds write to heap in the pacparser library on Zscaler Client Connector on Mac may lead to arbitrary code execution.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.43% probability · 37th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-122, CWE-787
- Affected
- zscaler/client connector
- Source
- cve@zscaler.com
References
- https://help.zscaler.com/client-connector/client-connector-app-release-summary-2022?applicable_category=macOS&applicable_version=3.7&deployment_date=2022-08-19&id=1414851Release Notes, Vendor Advisory
- https://help.zscaler.com/client-connector/client-connector-app-release-summary-2022?applicable_category=macOS&applicable_version=3.7&deployment_date=2022-08-19&id=1414851Release Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.