Patchfirst
CVE-2022-36537 KEVRansomwarePublic exploit High · 7.5 EPSS 95.4%

ZK Framework AuUploader Unspecified Vulnerability

ZK Framework · AuUploader

Summary

The flaw is an unspecified vulnerability in the AuUploader component of ZK Framework. It is described as allowing access to sensitive information through a crafted POST request sent to that component. An attacker can exploit it over the network by sending a crafted POST request to AuUploader, requiring no authentication, no special configuration, and no user interaction.

Official description · NVD

ZK Framework v9.6.1, 9.6.0.1, 9.5.1.3, 9.0.1.2 and 8.6.4.1 allows attackers to access sensitive information via a crafted POST request sent to the component AuUploader.

Breakdown
78.2 / 100
Exploited
Yes, in CISA KEV
Reports
0
Tactics
2/15

How an attack unfolds

Based on mappings. Select a step to see the evidence.
  1. How attackers get in

  2. What they do

First seen exploited 6 months after disclosure. Public exploit code (PoC-in-GitHub) appeared 3 months after disclosure.

  1. Disclosedday 0
  2. Public exploit codePoC-in-GitHub+3 mo
  3. First seen exploitedVulnCheck KEV evidence+6 mo
  4. Added to CISA KEVknown ransomware use; EU database agrees+6 mo

CISA KEV listing is when exploitation was confirmed, not necessarily the first attack.

techniques

2 , grouped by in kill-chain order, 2 cited passages 2

Initial AccessTA0001

Exploit Public-Facing Application T1190 Medium
AI mapping from the description · how it is exploited

Crafted POST request to public-facing component

allows attackers to access sensitive information via a crafted POST request
From the official description (NVD) Original (opens in a new tab) ↗

CollectionTA0009

Data from Local System T1005 Medium
AI mapping from the description · primary impact

Accesses sensitive information from the application

allows attackers to access sensitive information
From the official description (NVD) Original (opens in a new tab) ↗

Detection

0 rules for this CVE · 163 general rules for its techniques

Rules for this CVE

0 that reference CVE-2022-36537 directly.

CVE-specific rules are not available in this build. Search SigmaHQ ↗

Sigma rules © SigmaHQ, Detection Rule License 1.1; linked, not reproduced.

Am I affected? What do I upgrade to?

From GitHub Security Advisories and OSV

1 package in 1 ecosystem. Main package: org.zkoss.zk:zk.

Mavenorg.zkoss.zk:zkGHSA-6278-2q4m-cmf3

Upgrade to 9.6.2 or later

Set the version to 9.6.2 or later in your pom.xml or build.gradle.

The first fix for CVE-2022-36537. No other CVE tracked by Patchfirst affects this package.

Affected versions, by release line

If you runUpgrade to
9.6.1 up to 9.6.29.6.2
9.6.0.0 up to 9.6.0.29.6.0.2
9.5.0.0 up to 9.5.1.49.5.1.4
9.0.0.0 up to 9.0.1.39.0.1.3
All versions before 8.6.4.28.6.4.2

“Up to” means the second version is the fix and is not affected.

Check your lockfile against all CVEs

What security researchers reported

Not named in any threat report yet

Also mentioned in 50 community threat pulses (AlienVault OTX)

Weaker evidence

Pulses are indicator collections that anyone can publish. A mention is not confirmation of exploitation.

References

3 links, grouped by NVD tag (2 duplicates merged)
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