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Vulnerabilities

Vulnerability · CVE-2018-17828

Directory traversal vulnerability in ZZIPlib 0.13.69 allows attackers to overwrite arbitrary files via a ..

Published Oct 1, 2018 · catalog updated Oct 15, 2026 · Directory traversal vulnerability in

Check if you run it

No confirmed exploitation is on record for CVE-2018-17828. EPSS is 1.54%. Act only if a listed version of Directory traversal vulnerability in is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Directory traversal vulnerability in).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium5.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
1.54%
Remediation
Not established
Affected products
cpe gdraheim/zziplib

Directory traversal vulnerability in ZZIPlib 0.13.69 allows attackers to overwrite arbitrary files via a .. (dot dot) in a zip file, because of the function unzzip_cat in the bins/unzzipcat-mem.c file.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe gdraheim/zziplib0.13.69

How to fix CVE-2018-17828

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2018-17828. EPSS is 1.54%. Act only if a listed version of Directory traversal vulnerability in is installed.

Which versions are affected?

Compare what you have installed with 0.13.69. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-22: Path Traversal. EPSS 1.54%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 1, 2018 · NIST NVD

    Detected

    Directory traversal vulnerability in ZZIPlib 0.13.69 allows attackers to overwrite arbitrary files via a .. (dot dot) in a zip file, because of the function unzzip_cat in the bins/unzzipcat-mem.c file.

  2. Oct 15, 2026 · NIST NVD

    Updated

    Directory traversal vulnerability in ZZIPlib 0.13.69 allows attackers to overwrite arbitrary files via a .. (dot dot) in a zip file, because of the function unzzip_cat in the bins/unzzipcat-mem.c file.

Sources

  • CVE.orgVulnerability recordCVE-2018-17828

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2018-17828

    30-day exploitation probability 1.5%

    first.org
  • NIST NVDVulnerability recordCVE-2018-17828

    Directory traversal vulnerability in ZZIPlib 0.13.69 allows attackers to overwrite arbitrary files via a .. (dot dot) in a zip file, because of the function unzzip_cat in the bins/unzzipcat-mem.c file.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 16, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.