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CVE-2018-1000034

29
FAUCET Score

CVE-2018-1000034 is an out-of-bounds read vulnerability in Info-Zip UnZip version 6.10c22. This critical vulnerability (CVSS 9.1) allows an unauthenticated attacker to remotely trigger a denial of service and read sensitive memory. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion, indicating awareness and potential for future exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
6.10c22CPE matchmatch criteria
cpe:2.3:a:info-zip:unzip:6.10c22:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.1CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.2
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.42%
Probability of exploitation in next 30 days
EPSS Percentile
70.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0142 is in the 57th percentile among its peer group of 36,833 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2018-1000034Low

unzip: Invalid access in the LZMA compression algorithm

Feb 7, 2018

References

sec-consult.com / en/blog/advisories/multiple-vulnerabilities-in-infozip-unzip/index.html
Third Party Advisory
securityfocus.com / bid/103111
Third Party Advisory