CVE-2012-1457

What it is

The TAR file parser in Avira AntiVir 7.11.1.163, Antiy Labs AVL SDK 2.0.3.7, avast! Antivirus 4.8.1351.0 and 5.0.677.0, AVG Anti-Virus 10.0.0.1190, Bitdefender 7.2, Quick Heal (aka Cat QuickHeal) 11.00, ClamAV 0.96.4, Command Antivirus 5.2.11.5, Emsisoft Anti-Malware 5.1.0.1, eSafe 7.0.17.0, F-Prot Antivirus 4.6.2.117, G Data AntiVirus 21, Ikarus Virus Utilities T3 Command Line Scanner 1.1.97.0, Jiangmin Antivirus 13.0.900, K7 AntiVirus 9.77.3565, Kaspersky Anti-Virus 7.0.0.125, McAfee Anti-Virus Scanning Engine 5.400.0.1158, McAfee Gateway (formerly Webwasher) 2010.1C, Antimalware Engine 1.1.6402.0 in Microsoft Security Essentials 2.0, NOD32 Antivirus 5795, Norman Antivirus 6.06.12, PC Tools AntiVirus 7.0.3.5, Rising Antivirus 22.83.00.03, AVEngine 20101.3.0.103 in Symantec Endpoint Protection 11, Trend Micro AntiVirus 9.120.0.1004, Trend Micro HouseCall 9.120.0.1004, VBA32 3.12.14.2, and VirusBuster 13.6.151.0 allows remote attackers to bypass malware detection via a TAR archive entry with a length field that exceeds the total TAR file size. NOTE: this may later be SPLIT into multiple CVEs if additional information is published showing that the error occurred independently in different TAR parser implementations.

At a glance

Exploitability

Can be exploited over the network without logging in. Limited direct impact.

Exploit odds

99.9% chance of exploitation in the next 30 days (EPSS). Higher than most.

Fix

No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

1. 2012-03-21 10:11 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-16 23:39 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 99.9% in the next 30 days (EPSS).
• Severity: 4.3 MEDIUM (CVSS).
• Fix: none linked yet, which raises it.

Details

Published

2012-03-21 10:11 UTC

Last modified

2026-06-16 23:39 UTC

Exploit probability

99.9% · EPSS, next 30 days

Weakness

CWE-264

Record status

Modified

Affected

• Aladdin Esafe 7.0.17.0
• Alwil Avast Antivirus 4.8.1351.0
• Alwil Avast Antivirus 5.0.677.0
• anti-virus vba32 3.12.14.2
• Antiy Avl Sdk 2.0.3.7
• Authentium Command Antivirus 5.2.11.5
• Avg anti-virus 10.0.0.1190
• Avira Antivir 7.11.1.163

Attack profile CVSS 2.0 · 4.3

Attack vector

Network

Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2012-1457.md and follow it. Check whether this project is affected by CVE-2012-1457. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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