CVE-2013-2020

mediumpriority · track · 21EPSS 0.035 · 89 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

3.55% (89th) EPSS

CVSS 5 · medium

Is it mine?

47 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

Integer underflow in the cli_scanpe function in pe.c in ClamAV before 0.97.8 allows remote attackers to cause a denial of service (crash) via a skewed offset larger than the size of the PE section in a UPX packed executable, which triggers an out-of-bounds read.

cvss

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

5.0

010

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

v2.05mediumAV:N/AC:L/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 10 · impact 2.9

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

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-189USprimary

affected products (47)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
canonical ubuntu linux= 10.04nvdUScpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*
canonical ubuntu linux= 11.10nvdUScpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*
canonical ubuntu linux= 12.04nvdUScpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*
canonical ubuntu linux= 12.10nvdUScpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*
canonical ubuntu linux= 13.04nvdUScpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*
clamav clamav≤ 0.97.7nvdUScpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:*
clamav clamav= 0.9nvdUScpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:*
clamav clamav= 0.90nvdUScpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:*
clamav clamav= 0.90.1nvdUScpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:*
clamav clamav= 0.90.1_p0nvdUScpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:*
clamav clamav= 0.90.2nvdUScpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:*
clamav clamav= 0.90.2_p0nvdUScpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:*
clamav clamav= 0.90.3nvdUScpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:*
clamav clamav= 0.90.3_p0nvdUScpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:*
clamav clamav= 0.90.3_p1nvdUScpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:*
clamav clamav= 0.91nvdUScpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:*
clamav clamav= 0.91.1nvdUScpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:*
clamav clamav= 0.91.2nvdUScpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:*
clamav clamav= 0.91.2_p0nvdUScpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:*

showing 20 of 47

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 2013-05-13modified 2026-06-16

related (1,342)

Related entries.

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+1337 more

references (52)

External citations — patches, advisories, analysis.

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