CVE-2018-5996
CVSS V2 Medium 6.8
CVSS V3 High 7.8
Description
Insufficient exception handling in the method NCompress::NRar3::CDecoder::Code of 7-Zip before 18.00 and p7zip can lead to multiple memory corruptions within the PPMd code, allows remote attackers to cause a denial of service (segmentation fault) or execute arbitrary code via a crafted RAR archive.
Overview
- CVE ID
- CVE-2018-5996
- Assigner
- cve@mitre.org
- Vulnerability Status
- Modified
- Published Version
- 2018-01-31T18:29:00
- Last Modified Date
- 2019-10-03T00:03:26
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:7-zip:7-zip:*:*:*:*:*:*:*:* | 1 | OR | 18.00 | |
| cpe:2.3:a:7-zip:p7zip:*:*:*:*:*:*:*:* | 1 | OR | 18.0 | |
| cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 6.8
- Severity
- MEDIUM
- Exploitability Score
- 8.6
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.0
- Vector String
- CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.8
- Base Severity
- HIGH
- Exploitability Score
- 1.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://landave.io/2018/01/7-zip-multiple-memory-corruptions-via-rar-and-zip/ | Exploit Technical Description Third Party Advisory |
| https://0patch.blogspot.si/2018/02/two-interesting-micropatches-for-7-zip.html | |
| http://www.securitytracker.com/id/1040831 |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2018-5996 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5996 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:43:51 | Added to TrackCVE | |||
| 2022-12-03 01:37:48 | 2018-01-31T18:29Z | 2018-01-31T18:29:00 | CVE Published Date | updated |
| 2022-12-03 01:37:48 | 2019-10-03T00:03:26 | CVE Modified Date | updated | |
| 2022-12-03 01:37:48 | Modified | Vulnerability Status | updated |