CVE-2018-1000031
A heap-based buffer overflow exists in Info-Zip UnZip version 6.10c22 that allows an attacker to...
A heap-based buffer overflow exists in Info-Zip UnZip version 6.10c22 that allows an attacker to perform a denial of service or to possibly achieve code execution.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
A heap-based buffer overflow exists in Info-Zip UnZip version 6.10c22 that allows an attacker to perform a denial of service or to possibly achieve code execution.
- Record
CVE-2018-1000031- CVSS 3.0
- 7.8 High
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List No score
A heap-based buffer overflow exists in Info-Zip UnZip version 6.10c22 that allows an attacker to perform a denial of service or to possibly achieve code execution.
- Record
CVE-2018-1000031- Updated
- 2026-11-02
EUVDEUVD-2018-1792 No score
A heap-based buffer overflow exists in Info-Zip UnZip version 6.10c22 that allows an attacker to perform a denial of service or to possibly achieve code execution.
- Record
EUVD-2018-1792- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3vgm-7gmr-wccx
A heap-based buffer overflow exists in Info-Zip UnZip version 6.10c22 that allows an attacker to...
A heap-based buffer overflow exists in Info-Zip UnZip version 6.10c22 that allows an attacker to perform a denial of service or to possibly achieve code execution.
- Record
GHSA-3vgm-7gmr-wccx- CVSS 3.0
- 7.8 High
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
OSVMGASA-2018-0422 No score
Updated unzip packages fix security vulnerabilities
Updated unzip packages fix security vulnerabilities
Heap-based out-of-bounds write (CVE-2018-1000031).
Heap/BSS-based buffer overflow (Bypass of CVE-2015-1315) (CVE-2018-1000032).
Heap out-of-bounds access in ef_scan_for_stream (CVE-2018-1000033).
Multiple vulnerabilities in the LZMA compression algorithm (CVE-2018-1000034).
Heap-based buffer overflow in password protected ZIP archives (CVE-2018-1000035).
- Record
MGASA-2018-0422- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
unzipMageia:6 |
before 6.1c-1.1.mga6 | 6.1c-1.1.mga6 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-1000031 is a high vulnerability (CVSS 7.8) in Info-zip Unzip, published February 9, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.32%, the 70th percentile. Fixed in unzip 6.1c-1.1.mga6.