CVE-2018-20657
CVSS V2 Medium 5
CVSS V3 High 7.5
Description
The demangle_template function in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.31.1, has a memory leak via a crafted string, leading to a denial of service (memory consumption), as demonstrated by cxxfilt, a related issue to CVE-2018-12698.
Overview
- CVE ID
- CVE-2018-20657
- Assigner
- cve@mitre.org
- Vulnerability Status
- Modified
- Published Version
- 2019-01-02T14:29:00
- Last Modified Date
- 2019-11-06T01:15:17
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:gnu:binutils:2.31.1:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:f5:traffix_signaling_delivery_controller:*:*:*:*:*:*:*:* | 1 | OR | 5.0.0 | 5.1.0 |
| cpe:2.3:a:f5:traffix_signaling_delivery_controller:4.4.0:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:N/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- PARTIAL
- Base Score
- 5
- Severity
- MEDIUM
- Exploitability Score
- 10
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.0
- Vector String
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88539 | Exploit Issue Tracking Third Party Advisory |
| http://www.securityfocus.com/bid/106444 | Third Party Advisory VDB Entry |
| https://support.f5.com/csp/article/K62602089 | Third Party Advisory |
| https://access.redhat.com/errata/RHSA-2019:3352 |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2018-20657 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20657 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 17:00:08 | Added to TrackCVE | |||
| 2022-12-03 15:56:06 | 2019-01-02T14:29Z | 2019-01-02T14:29:00 | CVE Published Date | updated |
| 2022-12-03 15:56:06 | 2019-11-06T01:15:17 | CVE Modified Date | updated | |
| 2022-12-03 15:56:06 | Modified | Vulnerability Status | updated |