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Vulnerability record · CVE-2013-4982 · published 27 December 2019

CVE-2013-4982: Avtech avn801 dvr firmware improper authentication vulnerability

Avtech · Avn801 Dvr Firmware

AVTECH AVN801 DVR has a security bypass via the administration login captcha

9.8 CVSS 3.1 Critical EPSS 13% · top 3.8% CWE-287 · Improper authentication
9.8CVSS 3.1 base score, v2 7.5
13%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 4 tagged exploit
16 Jun 2026Last modified by NVD

Description

AVTECH AVN801 DVR has a security bypass via the administration login captcha

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://seclists.org/fulldisclosure/2013/Aug/284 ExploitMailing ListThird Party Advisory
http://www.securityfocus.com/bid/62035 Third Party AdvisoryVDB Entry
https://www.coresecurity.com/advisories/avtech-dvr-multiple-vulnerabilities Exploit
http://seclists.org/fulldisclosure/2013/Aug/284 ExploitMailing ListThird Party Advisory
http://www.securityfocus.com/bid/62035 Third Party AdvisoryVDB Entry
https://www.coresecurity.com/advisories/avtech-dvr-multiple-vulnerabilities Exploit

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.0CVE-2013-4980Avtech avn801 dvr firmware memory buffer overflow vulnerabilityBuffer overflow in the RTSP Packet Handler in AVTECH AVN801 DVR with firmware 1017-1003-1009-1003 and earlier, and possibly other devices, allows rem…EPSS 6.0%9.0CVE-2013-4981Avtech avn801 dvr firmware memory buffer overflow vulnerabilityBuffer overflow in cgi-bin/user/Config.cgi in AVTECH AVN801 DVR with firmware 1017-1003-1009-1003 and earlier, and possibly other devices, allows rem…EPSS 6.0%7.5CVE-2026-42018JFrog Artifactory improper authentication leaks anonymous tokenJFrog Artifactory can return an internal anonymous-user token to an unauthenticated caller even when anonymous access is disabled. Because the token …KEVEPSS 9.8%analysed9.8CVE-2026-82329JFrog Artifactory improper authentication allows admin takeoverJFrog Artifactory contains an improper authentication weakness (CWE-287) that, under default configuration, may let an unauthenticated attacker with …KEVEPSS 14%analysed8.8CVE-2026-59822LiteLLM MCP endpoint auth bypass via OAuth2 passthrough fallbackLiteLLM's MCP Streamable HTTP endpoint, prior to 1.84.0, let an unauthenticated attacker send a fabricated Authorization header that triggered an OAu…KEVEPSS 0.84%analysed10.0CVE-2026-49869Kestra OSS auth bypass via path suffix match enables RCEKestra OSS AuthenticationFilter whitelists the public config endpoint using request.getPath().endsWith("/configs"), a suffix match instead of an exac…KEVEPSS 2.1%analysed9.8CVE-2023-49105ownCloud Server WebDAV authentication bypass via pre-signed URLsownCloud core before 10.13.1 accepts pre-signed URLs even when the file owner has no signing-key configured, so the signature check is effectively sk…KEVEPSS 43%analysed9.8CVE-2026-65400Apple macOS Screen Sharing authentication bypassAn improper authentication flaw in Apple macOS Screen Sharing allows a network attacker to authenticate without valid credentials. Apple fixed it via…KEVEPSS 1.2%analysed

Source: NIST National Vulnerability Database (record CVE-2013-4982), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.