CVE-2017-7836
CVSS V2 Medium 4.6
CVSS V3 High 7.8
Description
The "pingsender" executable used by the Firefox Health Report dynamically loads a system copy of libcurl, which an attacker could replace. This allows for privilege escalation as the replaced libcurl code will run with Firefox's privileges. Note: This attack requires an attacker have local system access and only affects OS X and Linux. Windows systems are not affected. This vulnerability affects Firefox < 57.
Overview
- CVE ID
- CVE-2017-7836
- Assigner
- security@mozilla.org
- Vulnerability Status
- Analyzed
- Published Version
- 2018-06-11T21:29:11
- Last Modified Date
- 2019-10-03T00:03:26
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | 1 | OR | 56.0.2 | |
| cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 4.6
- Severity
- MEDIUM
- Exploitability Score
- 3.9
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.0
- Vector String
- CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- 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://www.mozilla.org/security/advisories/mfsa2017-24/ | Vendor Advisory |
| https://bugzilla.mozilla.org/show_bug.cgi?id=1401339 | Issue Tracking Permissions Required |
| http://www.securitytracker.com/id/1039803 | Third Party Advisory VDB Entry |
| http://www.securityfocus.com/bid/101832 | Third Party Advisory VDB Entry |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2017-7836 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7836 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 17:28:11 | Added to TrackCVE | |||
| 2022-12-03 07:50:33 | 2018-06-11T21:29Z | 2018-06-11T21:29:11 | CVE Published Date | updated |
| 2022-12-03 07:50:33 | 2019-10-03T00:03:26 | CVE Modified Date | updated | |
| 2022-12-03 07:50:33 | Analyzed | Vulnerability Status | updated |