VDB

CVE-2020-3134

CVE-2020-3134 PUBLISHED CVSS 6.5 MEDIUM

[CVE-2020-3134_su] A vulnerability in the zip decompression engine of Cisco AsyncOS Software for Cisco Email Security Appliance (ESA) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper validation of zip files. An attacker could exploit this vulnerability by sending an email message with a crafted zip-compressed attachment. A successful exploit could trigger a restart of the content-scanning process, causing a temporary DoS condition.

EPSS 0.58% · 69.4th percentile

Risk Scores

CVSS 3.0
6.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
EPSS Score
0.58%
69.4th percentile

Affected Products

VendorProductVersions
CiscoCisco Email Security Appliance (ESA)earlier than 13.0
ciscoemail_security_appliance0

Timeline

  • Jan 26, 2020 CVE Published
  • Apr 14, 2021 EPSS Score
  • Jun 23, 2021 EPSS Score
  • Aug 24, 2021 EPSS Score
  • Oct 26, 2021 EPSS Score
  • Jan 6, 2022 EPSS Score
  • Feb 4, 2022 EPSS Score
  • Feb 28, 2022 EPSS Score
  • Apr 1, 2022 EPSS Score
  • May 1, 2022 EPSS Score
  • Jul 3, 2022 EPSS Score
  • Sep 4, 2022 EPSS Score
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