CVE-2023-28127 — A path traversal vulnerability exists in Avalanche version 6

A path traversal vulnerability exists in Avalanche version 6.3.x and below that when exploited could result in possible information disclosure.

01What is this vulnerability?

A path traversal vulnerability exists in Avalanche version 6.3.x and below that when exploited could result in possible information disclosure.

02Affected products

Vendor	Product	Versions
n	a / Avalanche	Avalanche version 6.3.x and below

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-05-09T00:00:00.000Z
• Last modified: 2025-01-28T21:07:56.659Z

09References

• forums.ivanti.com — https://forums.ivanti.com/s/article/ZDI-CAN-17769-Ivanti-Avalanche-getLogFile-Di…