CVE-2023-41971: zscaler client_connector Link Following
CVSS: 7.8v3.1HighAnalyzed
Published 02-05-2024Last modified 06-08-2024
Vulnerability summary
CVE-2023-41971 is a high (CVSS 7.8) Link Following vulnerability in zscaler client_connector. EPSS estimates a 0.19% chance of exploitation in the next 30 days, higher than 7.7% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.1 (NVD)EPSS score
0.19%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 02-05-2024PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
An Improper Link Resolution Before File Access ('Link Following') vulnerability in Zscaler Client Connector on Windows allows a system file to be overwritten.This issue affects Client Connector on Windows: before 3.7.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 7.8Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSources2 sources · 5.3–7.8
- CVE.orgCNA5.3MediumCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:HDiffers
EPSS trend
Probability
0.19%
Chance of exploitation in the next 30 days
Percentile
8%
Versus all other CVEs
30-day change
0.00 pp
From 0.19% on 20-09-2026
20-09-202620-10-2026
EPSS score0.19%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Zscaler1 product
- client_connector< 3.7
1 vendor · 1 product