SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2013-2020

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…

MEDIUM 5.0EPSS 3.55%

Does this matter?

Lower severity and a low EPSS score (3.55%). Track it; it rarely justifies an emergency change on its own.

Description

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 2.0
5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS
3.55% probability · 89th percentile
CISA KEV
Not listed
Weakness
CWE-189
Affected
canonical/ubuntu linux · suse/linux enterprise server · clamav/clamav
Source
secalert@redhat.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.