CVE-2018-1797

5.5 mediumEPSS 2.0%

Medium (5.5) in ibm websphere application server. EPSS 2.0% chance of exploitation in the next 30 days.

IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 using Enterprise bundle Archives (EBA) could allow a local attacker to traverse directories on the system. By persuading a victim to extract a specially-crafted ZIP archive containing "dot dot slash" sequences (../), an attacker could exploit this vulnerability to write to arbitrary files on the system. Note: This vulnerability is known as "Zip-Slip". IBM X-Force ID: 149427.

Severity

CVSS 3.0

5.5 medium

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

EPSS: 2.0% chance of exploitation in the next 30 days; higher than 80% of CVEs (scores of 2026-10-31)
CWE: CWE-22
Published: 2018-11-16
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

ibm:websphere_application_server

References

http://www.securityfocus.com/bid/105982
http://www.securitytracker.com/id/1042146
https://exchange.xforce.ibmcloud.com/vulnerabilities/149427
https://www.ibm.com/support/docview.wss?uid=ibm10730699
http://www.securityfocus.com/bid/105982

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