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Paper/Archive/CVE-2022-36979

CVE-2022-36979

Ivanti Avalanche — This vulnerability allows remote attackers to bypass authentication on affected installations of Ivanti Avalanche 6.3.2.3490.

EPSS 7%CVSS 9.8
critical.is priorityof 100
48
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 93.8.938 × 2018.8No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

This vulnerability allows remote attackers to bypass authentication on affected installations of Ivanti Avalanche 6.3.2.3490. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the AvalancheDaoSupport class. A crafted request can trigger execution of SQL queries composed from a user-supplied string. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-15493.

Affected

ProductAffectedFixed inSource
Avalanche6.3.2.3490–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
zdi (CNA)7.5CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: partial

References

refdownload.wavelink.com/Files/avalanche_v6.3.4_release_notes.txtrefzerodayinitiative.com/advisories/ZDI-22-784