CVE-2007-1673

highpriority · track · 32EPSS 0.032 · 88 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

3.18% (88th) EPSS

CVSS 7.8 · high

Is it mine?

49 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-27

unzoo.c, as used in multiple products including AMaViS 2.4.1 and earlier, allows remote attackers to cause a denial of service (infinite loop) via a ZOO archive with a direntry structure that points to a previous file.

cvss

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

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.6–7.8

v2.07.8highAV:N/AC:L/Au:N/C:N/I:N/A:Cprimary · NVD / NIST USexploitability 10 · impact 6.9

v2.06.6mediumAV:N/AC:L/Au:N/C:N/I:N/A:C/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-399USprimary

affected products (49)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
amavis amavis≤ 2.4.1nvdUScpe:2.3:a:amavis:amavis:*:*:*:*:*:*:*:*
avast avast antivirus≤ 4.7.980nvdUScpe:2.3:a:avast:avast_antivirus:*:*:*:*:*:*:*:*
avast avast antivirus= 4.6.394nvdUScpe:2.3:a:avast:avast_antivirus:*:*:*:*:*:*:*:*
avast avast antivirus= 4.7.652nvdUScpe:2.3:a:avast:avast_antivirus:*:*:*:*:*:*:*:*
avast avast antivirus= 4.7.700nvdUScpe:2.3:a:avast:avast_antivirus:*:*:*:*:*:*:*:*
avast avast antivirus home= 4.0nvdUScpe:2.3:a:avast:avast_antivirus_home:*:*:*:*:*:*:*:*
avast avast antivirus home= 4.6nvdUScpe:2.3:a:avast:avast_antivirus_home:*:*:*:*:*:*:*:*
avast avast antivirus home= 4.6.652nvdUScpe:2.3:a:avast:avast_antivirus_home:*:*:*:*:*:*:*:*
avast avast antivirus home= 4.6.655nvdUScpe:2.3:a:avast:avast_antivirus_home:*:*:*:*:*:*:*:*
avast avast antivirus home= 4.6.665nvdUScpe:2.3:a:avast:avast_antivirus_home:*:*:*:*:*:*:*:*
avast avast antivirus home= 4.6.691nvdUScpe:2.3:a:avast:avast_antivirus_home:*:*:*:*:*:*:*:*
avast avast antivirus home= 4.7.1043nvdUScpe:2.3:a:avast:avast_antivirus_home:*:*:*:*:*:*:*:*
avast avast antivirus home= 4.7.1098nvdUScpe:2.3:a:avast:avast_antivirus_home:*:*:*:*:*:*:*:*
avast avast antivirus home= 4.7.827nvdUScpe:2.3:a:avast:avast_antivirus_home:*:*:*:*:*:*:*:*
avast avast antivirus home= 4.7.844nvdUScpe:2.3:a:avast:avast_antivirus_home:*:*:*:*:*:*:*:*
avast avast antivirus home= 4.7.869nvdUScpe:2.3:a:avast:avast_antivirus_home:*:*:*:*:*:*:*:*
avast avast antivirus professional= 4.0nvdUScpe:2.3:a:avast:avast_antivirus_professional:*:*:*:*:*:*:*:*
avast avast antivirus professional= 4.6nvdUScpe:2.3:a:avast:avast_antivirus_professional:*:*:*:*:*:*:*:*
avast avast antivirus professional= 4.6.603nvdUScpe:2.3:a:avast:avast_antivirus_professional:*:*:*:*:*:*:*:*

showing 20 of 49

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd nvd NVD CVE.org MITRE

published 2007-05-09modified 2026-06-16

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+3721 more

references (14)

External citations — patches, advisories, analysis.

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