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CVE-2018-1002205

MEDIUM
5.5
CVSS Score
Published: July 25, 2018 at 05:00 PM UTC
Updated: June 17, 2026 at 01:33 AM UTC
1 product affected across 1 vendorDotnetzip.semverd

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Severity
MEDIUM5.5
Exploit prediction
EPSS 10%
SSVC
No known exploit

Description

DotNetZip.Semvered before 1.11.0 is vulnerable to directory traversal, allowing attackers to write to arbitrary files via a ../ (dot dot slash) in a Zip archive entry that is mishandled during extraction. This vulnerability is also known as 'Zip-Slip'.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Dotnetzip.semverd· Dotnetzip Semverd Project
95%
v < 1.11.0
Affected range stops below 1.11.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (5)

x_refsource_CONFIRMPatch
Source: [email protected]
https://github.com/haf/DotNetZip.Semverd/commit/55d2c13c0cc64654e18fcdd0038fdb3d7458e366
x_refsource_CONFIRMPatch
Source: [email protected]
https://github.com/haf/DotNetZip.Semverd/pull/121
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://github.com/snyk/zip-slip-vulnerability
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://snyk.io/research/zip-slip-vulnerability
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://snyk.io/vuln/SNYK-DOTNET-DOTNETZIP-60245

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.5MEDIUMCISA-ADP
Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-22

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