CVE-2018-7186
CVSS V2 High 7.5
CVSS V3 Critical 9.8
Description
Leptonica before 1.75.3 does not limit the number of characters in a %s format argument to fscanf or sscanf, which allows remote attackers to cause a denial of service (stack-based buffer overflow) or possibly have unspecified other impact via a long string, as demonstrated by the gplotRead and ptaReadStream functions.
Overview
- CVE ID
- CVE-2018-7186
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2018-02-16T16:29:00
- Last Modified Date
- 2020-08-24T17:37:01
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:leptonica:leptonica:*:*:*:*:*:*:*:* | 1 | OR | 1.75.3 | |
| cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 7.5
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.0
- Vector String
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://lists.debian.org/debian-lts/2018/02/msg00054.html | Mailing List Third Party Advisory |
| https://github.com/DanBloomberg/leptonica/commit/ee301cb2029db8a6289c5295daa42bba7715e99a | Patch Third Party Advisory |
| https://bugs.debian.org/890548 | Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2018/03/msg00005.html | Mailing List Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2018-7186 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7186 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:31:32 | Added to TrackCVE | |||
| 2022-12-03 02:28:54 | 2018-02-16T16:29Z | 2018-02-16T16:29:00 | CVE Published Date | updated |
| 2022-12-03 02:28:54 | 2020-08-24T17:37:01 | CVE Modified Date | updated | |
| 2022-12-03 02:28:54 | Analyzed | Vulnerability Status | updated |