CVE-2024-23527: ivanti avalanche Out-of-bounds Read
CVSS: 7.5v3.1HighAnalyzed
Published 24-04-2024Last modified 24-03-2025
Vulnerability summary
CVE-2024-23527 is a high (CVSS 7.5) Out-of-bounds Read vulnerability in ivanti avalanche. EPSS estimates a 1.99% chance of exploitation in the next 30 days, higher than 80.4% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.1 (NVD)EPSS score
1.99%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 24-04-2024PublishedVulnerability first disclosed.
- 24-03-2025Last modifiedVulnerability information updated.
Description
An out-of-bounds read vulnerability in WLAvalancheService component of Ivanti Avalanche before 6.4.3, in certain conditions can allow an unauthenticated remote attacker to read sensitive information in memory.
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NSourcesSingle source
Medium 5.3Preferred score · CVE.org (CNA)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:NSourcesAll 2 agree
- NVDNIST5.3MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS trend
Probability
1.99%
Chance of exploitation in the next 30 days
Percentile
80%
Versus all other CVEs
30-day change
0.00 pp
From 1.99% on 21-09-2026
21-09-202621-10-2026
EPSS score1.99%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ivanti1 product
- avalanche≥ 6.4.3, < 6.4.3 | < 6.4.3.528
1 vendor · 1 product
References
1 links- www.ivanti.com/blog/security-update-for-ivanti-avalancheVendor Advisory