An information disclosure vulnerability exists in the chunkFile functionality of WWBN AVideo 11.6 and dev master commit 3f7c0364.
An information disclosure vulnerability exists in the chunkFile functionality of WWBN AVideo 11.6 and dev master commit 3f7c0364. A specially-crafted HTTP request can lead to arbitrary file read. An attacker can send an HTTP request to trigger this vulnerability.
- Published
- Aug 22, 2022
- Updated
- Jun 17, 2026
- EPSS
- 2.7% · 85th percentile
- CWE
- CWE-73
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Report tools
Action score
27
Monitor
Low priority for now.
- CVSS
- 26 / 40 · 6.5 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 1 / 30 · 2.7%
CISA SSVC decision
- Exploitation
- proof of concept
- Automatable
- no
- Technical impact
- partial
Vulnrichment: CISA's decision-tree inputs.
CNA vs NVD score
- NVD
- 6.5
- CNA · talos
- 6.5
- agree
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpAffected systems
| Vendor | Product | CPE |
|---|---|---|
| wwbn | avideo | cpe:2.3:a:wwbn:avideo |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- wwbn avideo11.6
Versions reported by the vendor
Affected version ranges reported by the assigning authority (talos). Independent of NVD's CPE analysis and usually ahead of it.
WWBN AVideo
- 11.6, dev master commit 3f7c0364affected
Same product
wwbn: all recordsOther highest-scoring records for the same primary product.
- CVE-2022-30547A directory traversal vulnerability exists in the unzipDirectory functionality of WWBN AVideo 11.6 and dev master commit 3f7c0364.58Plan
- CVE-2022-30534An OS command injection vulnerability exists in the aVideoEncoder chunkfile functionality of WWBN AVideo 11.6 and dev master commit 3f7c036457Plan
- CVE-2022-30690A cross-site scripting (xss) vulnerability exists in the image403 functionality of WWBN AVideo 11.6 and dev master commit 3f7c0364.49Plan
- CVE-2024-31819An issue in WWBN AVideo v.12.4 through v.14.2 allows a remote attacker to execute arbitrary code via the systemRootPath parameter of the sub44Plan
- CVE-2026-33478AVideo Multi-Chain Attack: Unauthenticated Remote Code Execution via Clone Key Disclosure, Database Dump, and Command Injection43Plan
- CVE-2022-32572An os command injection vulnerability exists in the aVideoEncoder wget functionality of WWBN AVideo 11.6 and dev master commit 3f7c0364.42Plan
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
—
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
- CVE-2022-327690 days apartMultiple authentication bypass vulnerabilities exist in the objects id handling functionality of WWBN AVideo 11.6 and dev master commit 3f7c20Monitor
- CVE-2022-327680 days apartMultiple authentication bypass vulnerabilities exist in the objects id handling functionality of WWBN AVideo 11.6 and dev master commit 3f7c16Monitor
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- A low-privileged account is enough.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- none
- Availability
- none
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- None
- Availability impact
- None
Weakness class (CWE)
CWE-73 · External Control of File Name or PathCVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
- Subverting Environment Variable ValuesCAPEC-13likelihood: High · Very High
- Leverage Alternate EncodingCAPEC-267likelihood: High · High
- Using Slashes and URL Encoding Combined to Bypass Validation LogicCAPEC-64likelihood: High · High
- URL EncodingCAPEC-72likelihood: High · High
- Manipulating Web Input to File System CallsCAPEC-76likelihood: High · Very High
- Using Escaped Slashes in Alternate EncodingCAPEC-78likelihood: High · High
- Using Slashes in Alternate EncodingCAPEC-79likelihood: High · High
- Using UTF-8 Encoding to Bypass Validation LogicCAPEC-80likelihood: High · High
Change log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
Vendor advisories and official records. Exploit/PoC links are deliberately left out.