PT-2021-5375 · Ivanti · Ivanti Avalanche

Published 2021-09-22 · Updated 2021-12-08 · CVE-2021-42130

Positive Technologies (AI Summary)

CVSS v2.0

10

High

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Ivanti Avalanche versions prior to 6.3.3

Description A deserialization of untrusted data issue exists, allowing an attacker with access to the Inforail Service to perform arbitrary code execution by sending specially crafted data. This can be exploited remotely.

Recommendations For versions prior to 6.3.3, update to version 6.3.3 or later to resolve the issue. As a temporary workaround, consider restricting access to the Inforail Service to minimize the risk of exploitation.

Fix

Deserialization of Untrusted Data

Weakness Enumeration

CWE-502

Related Identifiers

BDU:2021-06210

CVE-2021-42130

ZDI-21-1326

Affected Products

Ivanti Avalanche

References · 11

• https://osv.dev/vulnerability/CVE-2021-42130 · Vendor Advisory
• https://safe-surf.ru/upload/VULN/VULN-20211124.9.pdf · Security Note
• https://bdu.fstec.ru/vul/2021-06210 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-21-1326 · Security Note
• https://forums.ivanti.com/s/article/Security-Alert-CVE-s-Addressed-in-Avalanche-6-3-3 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-42130 · Security Note
• https://cybersecurity-help.cz/vdb/SB2021112207 · Note
• https://securitylab.ru/vulnerability/526759.php · Note
• https://t.me/cvenotify/24338 · Telegram Post
• https://wavelink.com/Download-Avalanche_Mobile-Device-Management-Software · Note
• https://t.me/cibsecurity/33445 · Telegram Post