CVE-2014-3381 — The ZIP inspection engine in Cisco AsyncOS 8.5 and earlier on the Cisco Email Security Appliance (ESA) does not properly analyze ZIP archives, which allows remote attackers to bypass malware filtering via a crafted archive, aka Bug ID CSCup07934

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MEDIUM

The ZIP inspection engine in Cisco AsyncOS 8.5 and earlier on the Cisco Email Security Appliance (ESA) does not properly analyze ZIP archives, which allows remote attackers to bypass malware filtering via a crafted archive, aka Bug ID CSCup07934

Published Oct 19, 2014

5.0

MEDIUM

CVSS 2.0

EPSS 1.72%

Description

The ZIP inspection engine in Cisco AsyncOS 8.5 and earlier on the Cisco Email Security Appliance (ESA) does not properly analyze ZIP archives, which allows remote attackers to bypass malware filtering via a crafted archive, aka Bug ID CSCup07934.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.72% 0.01718

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.01718

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (10 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	1.72% (0.01718)	76.62th	v5 (v2026.06.15)
Jun 15, 2026	1.72% (0.01718)	74.41th	v5 (v2026.06.15)
Mar 17, 2025	0.18% (0.00184)	37.97th	v4 (v2025.03.14)
Dec 12, 2024	0.20% (0.00204)	59.34th	v3 (v2023.03.01)
Jun 14, 2024	0.21% (0.00207)	58.84th	v3 (v2023.03.01)
Mar 7, 2023	0.21% (0.00207)	56.83th	v3 (v2023.03.01)
Mar 6, 2023	1.05% (0.01055)	52.13th	v2 (v2022.01.01)
Sep 17, 2022	1.05% (0.01055)	50.47th	v2 (v2022.01.01)
Apr 1, 2022	1.05% (0.01055)	48.43th	v2 (v2022.01.01)
Feb 4, 2022	1.05% (0.01055)	27.52th	v2 (v2022.01.01)

Weaknesses (1)

CWE-264

References (2)

http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3381
vendor-advisoryx_refsource_CISCOVendor Advisory
http://tools.cisco.com/security/center/viewAlert.x?alertId=36062
x_refsource_CONFIRMVendor Advisory

Link	Providers	Tags
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3381		vendor-advisoryx_refsource_CISCOVendor Advisory
http://tools.cisco.com/security/center/viewAlert.x?alertId=36062		x_refsource_CONFIRMVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner cisco

Published Oct 19, 2014

Updated Aug 6, 2024

Reserved May 7, 2014

Link CVE-2014-3381

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2014-3381

Red Hat

Severity n/a

Public date n/a

Links CVE-2014-3381