GV-LPC2011/LPC2211 - Arbitrary File Read Through BKDownloadLink.cgi Symlink Creation
GeoVision GV-LPC2211 V1.13 fails to restrict the filename supplied to BKDownloadLink.cgi, allowing a remote user with valid web credentials to read arbitrary files accessible to the root-run web service.
- Published
- Sep 10, 2026
- Updated
- Sep 10, 2026
- EPSS
- 0.5% · 44th percentile
- CWE
- CWE-36
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Report tools
Action score
26
Monitor
Low priority for now.
- CVSS
- 26 / 40 · 6.5 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.5%
CISA SSVC decision
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
Vulnrichment: CISA's decision-tree inputs.
CNA vs NVD score
- NVD
- —
- CNA · GV
- 6.5
- NVD has not scored this yet; the score shown is the CNA’s.
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
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Versions reported by the vendor
Affected version ranges reported by the assigning authority (GV). Independent of NVD's CPE analysis and usually ahead of it.
GeoVision Inc. GV-LPC2011/LPC2211
- 1.14not affected
- 1.13affected
Same product
geovision inc.: all recordsOther highest-scoring records for the same primary product.
- CVE-2026-88285GV-LPC2011/LPC2211 - Unauthenticated PTZ Control Service37Monitor
- CVE-2026-88271GV-LPC2011/LPC2211 - SSVR Guest Configuration Overwrite and Administrative Credential Takeover35Monitor
- CVE-2026-88290GV-LPC2011/LPC2211 - Unauthenticated VLSVR Slowloris and Memory Resource Exhaustion30Monitor
- CVE-2026-88289GV-LPC2011/LPC2211 - Multiple Pre-Authentication Stack Buffer Overflows in VLSVR Request Handlers30Monitor
- CVE-2026-88287GV-LPC2011/LPC2211 -ONVIF Discovery Probe Scopes Stack-Frame Overflow Denial of Service30Monitor
- CVE-2026-88286GV-LPC2011/LPC2211 - PTZ Connection-State Accept-Loop Denial of Service30Monitor
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.
- Jincheng Wang (@winmt), Professor Le YuNanjing University of Posts and Telecommunications and Professor Xiapu Luo from Hong Kong Polytechnic Universityfinder
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
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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-2026-882850 days apartGV-LPC2011/LPC2211 - Unauthenticated PTZ Control Service37Monitor
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
National notice (Türkiye Cybersecurity Directorate / USOM)
Official security notices citing this record; remediation advice is on the agency's page.
- TR-26-1069 · Sep 11, 2026(GeoVision GV-LPC2211 Güvenlik Bildirimi)
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-36 · Absolute Path TraversalCVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
nvd-secondary
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)
ATT&CK techniques
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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.