CVE-2012-1423

mediumpriority · attend · 48EPSS 0.897 · 100 %ileEUUS

grimoire priorityP1 · Urgent

Exploitable?

—

no known exploitation

Likely / severe?

89.7% (100th) EPSS

CVSS 4.3 · medium

Is it mine?

12 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

The TAR file parser in Command Antivirus 5.2.11.5, Emsisoft Anti-Malware 5.1.0.1, F-Prot Antivirus 4.6.2.117, Fortinet Antivirus 4.2.254.0, Ikarus Virus Utilities T3 Command Line Scanner 1.1.97.0, K7 AntiVirus 9.77.3565, NOD32 Antivirus 5795, Norman Antivirus 6.06.12, PC Tools AntiVirus 7.0.3.5, Rising Antivirus 22.83.00.03, and VirusBuster 13.6.151.0 allows remote attackers to bypass malware detection via a POSIX TAR file with an initial MZ character sequence. 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.

cvss

Technical severity, 0–10. One row per scoring source.

4.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.04.3mediumAV:N/AC:M/Au:N/C:N/I:P/A:Nprimary · NVD / NIST USexploitability 8.6 · impact 2.9

v2.04.3mediumAV:N/AC:M/Au:N/C:N/I:P/A:N/E:Hsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-264USprimary

affected products (12)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
authentium command antivirus= 5.2.11.5nvdUScpe:2.3:a:authentium:command_antivirus:*:*:*:*:*:*:*:*
emsisoft anti-malware= 5.1.0.1nvdUScpe:2.3:a:emsisoft:anti-malware:*:*:*:*:*:*:*:*
eset nod32 antivirus= 5795nvdUScpe:2.3:a:eset:nod32_antivirus:*:*:*:*:*:*:*:*
f-prot f-prot antivirus= 4.6.2.117nvdUScpe:2.3:a:f-prot:f-prot_antivirus:*:*:*:*:*:*:*:*
fortinet fortinet antivirus= 4.2.254.0nvdUScpe:2.3:a:fortinet:fortinet_antivirus:*:*:*:*:*:*:*:*
ikarus ikarus virus utilities t3 command line scanner= 1.1.97.0nvdUScpe:2.3:a:ikarus:ikarus_virus_utilities_t3_command_line_scanner:*:*:*:*:*:*:*:*
k7computing antivirus= 9.77.3565nvdUScpe:2.3:a:k7computing:antivirus:*:*:*:*:*:*:*:*
norman norman antivirus & antispyware= 6.06.12nvdUScpe:2.3:a:norman:norman_antivirus_\&_antispyware:*:*:*:*:*:*:*:*
pc tools pc tools antivirus= 7.0.3.5nvdUScpe:2.3:a:pc_tools:pc_tools_antivirus:*:*:*:*:*:*:*:*
rising-global rising antivirus= 22.83.00.03nvdUScpe:2.3:a:rising-global:rising_antivirus:*:*:*:*:*:*:*:*
virusbuster virusbuster= 13.6.151.0nvdUScpe:2.3:a:virusbuster:virusbuster:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2012-03-21modified 2026-06-16

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+8950 more

references (16)

External citations — patches, advisories, analysis.

scry

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