CVE-2013-4982

CRITICALNVD 9.89.8—Weaponized

9.8

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

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 97.4%
KEV: Not listed

Published

December 27, 2019

Last Modified

November 21, 2024

References (6)

cve@mitrehttp://seclists.org/fulldisclosure/2013/Aug/284
cve@mitrehttp://www.securityfocus.com/bid/62035
cve@mitrehttps://www.coresecurity.com/advisories/avtech-dvr-multiple-vulnerabilities
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/fulldisclosure/2013/Aug/284
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/62035
af854a3a-2127-422b-91ae-364da2661108https://www.coresecurity.com/advisories/avtech-dvr-multiple-vulnerabilities

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-287Improper Authentication

Data Freshness Timeline

(refreshed 12× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-04 13:09 UTCepss_batch
2026-06-04 13:09 UTCepss_batch
2026-06-02 20:10 UTCepss_batch
2026-06-02 20:10 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:41 UTCepss_batch
2026-05-29 13:41 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-27 09:50 UTCEG score recompute
2026-05-27 09:50 UTCGHSA enrichment
2026-05-26 13:41 UTCepss_batch

Publicly available exploits

(2 references)

Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Exploit-DBEDB-27942✓ verified
First seen Aug 29, 2013
AVTECH DVR Firmware 1017-1003-1009-1003 - Multiple Vulnerabilities
Open source ↗
Nucleihttp/cves/2013/CVE-2013-4982.yaml
First seen Jan 1, 2013
AVTECH DVR - Login Verification Code Bypass
Open source ↗

Frequently asked(5)

What is CVE-2013-4982?

CVE-2013-4982 is a critical vulnerability published on December 27, 2019. AVTECH AVN801 DVR has a security bypass via the administration login captcha

When was CVE-2013-4982 disclosed?

CVE-2013-4982 was first published in the National Vulnerability Database on December 27, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2013-4982 actively exploited?

CVE-2013-4982 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 97.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2013-4982?

CVE-2013-4982 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2013-4982?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2013-4982, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2013-4982

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CVE-2013-4982

📅 Published

🔄 Last Modified

🔗 References (6)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2013-4982?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (6)

Frequently asked(5)

Related CVEs(same CWE)