CVE Tools
Sign in

CVE-2013-4981

Published: Mar 3, 2014Updated: Apr 29, 2026 Sources: CVE List NVDCWE-119
NVD MITRE
9.0CVSSCRITICAL
EPSS Score
6.8%
Top 6.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

Buffer overflow in cgi-bin/user/Config.cgi in AVTECH AVN801 DVR with firmware 1017-1003-1009-1003 and earlier, and possibly other devices, allows remote attackers to cause a denial of service (device crash) and possibly execute arbitrary code via a long string in the Network.SMTP.Receivers parameter.

CVSS Vector Breakdown

AV:NAC:LAu:NC:PI:PA:C
Exploitability
AV:NAccess Vector
Network
AC:LAccess Complexity
Low
Au:NAuthentication
None
Impact
C:PConfidentiality
Partial
I:PIntegrity
Partial
A:CAvailability
Complete
Open in CVSS calculator →

Weaknesses

CWE-119

Affected Products

n/an/a
avn801 dvr firmwareavtech
Embedded
ICS / OT / IoT / ip-camera-nvr
avn801 dvravtech
Embedded
ICS / OT / IoT / ip-camera-nvr
avtechcommercialCNICS / OT / IoTaka dgm1104 firmware, avn801 dvr firmware

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

http://seclists.org/fulldisclosure/2013/Aug/284
seclists.org
http://www.coresecurity.com/advisories/avtech-dvr-multiple-vulnerabilities
coresecurity.com
http://osvdb.org/96693
osvdb.org

Timeline

Published
Mar 3, 2014
Last Updated
Apr 29, 2026

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2013-4981 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows