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Fencer Vulns
medium 5.5

CVE-2018-1002208 json

Improper Limitation of a Pathname to a Restricted Directory in SharpZipLib

published 2018-07-25 8 y ago modified 2026-07-08 4 mo ago also GHSA-cqj4-m2pc-v9m5 , EUVD-2022-3612

cvss
5.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
9.9%
EPSS 9.9% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

SharpZipLib before 1.0 RC1 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'.

Patch / fix

  • nuget SharpZipLib 1.0.0-rc1
  • mono Debian 14, Debian 13, Debian 12 5.18.0.240+dfsg-1

debian advisories DEBIAN-CVE-2018-1002208

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-26-125-01 updated cvss 4.4

Hitachi Energy PCM600 (Update A)

  • Hitachi Energy PCM600 3.0, 3.0_HF1, 3.0_HF2, 3.0_HF3
    affected: vendor fix, mitigation
  • Hitachi Energy PCM600 Legacy vers:PCM600_Legacy/<=2.11
    affected: mitigation
  • Hitachi Energy PCM600 3.1_SP4
    fixed

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

cisa ICSA-26-120-02 updated cvss 4.4

ABB PCM600

  • ABB Protection and Control IED manager >=1.5, <=2.13
    affected: vendor fix
  • ABB Protection and Control IED manager 2.14
    fixed

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

Exploit prediction

9.88% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • snyk.io https://snyk.io/vuln/SNYK-DOTNET-SHARPZIPLIB-60247 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N
GitHub 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Affected packages

ecosystem package affected fixed in
nuget SharpZipLib
<1.0.0-rc1
1.0.0-rc1

Affected products

  • SharpZipLib SharpZipLib

Classification

Weakness
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.