CVE-2018-18751
CVSS V2 High 7.5
CVSS V3 Critical 9.8
Description
An issue was discovered in GNU gettext 0.19.8. There is a double free in default_add_message in read-catalog.c, related to an invalid free in po_gram_parse in po-gram-gen.y, as demonstrated by lt-msgfmt.
Overview
- CVE ID
- CVE-2018-18751
- Assigner
- cve@mitre.org
- Vulnerability Status
- Modified
- Published Version
- 2018-10-29T12:29:09
- Last Modified Date
- 2020-09-08T18:15:11
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:gnu:gettext:0.19.8:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* | 1 | OR | ||
| cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* | 1 | OR | ||
| cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* | 1 | OR | ||
| cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* | 1 | OR | ||
| cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:enterprise_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://github.com/CCCCCrash/POCs/tree/master/Bin/Tools-gettext-0.19.8.1/heapcorruption | Exploit Third Party Advisory |
| https://github.com/CCCCCrash/POCs/tree/master/Bin/Tools-gettext-0.19.8.1/doublefree | Exploit Third Party Advisory |
| https://usn.ubuntu.com/3815-2/ | Third Party Advisory |
| https://usn.ubuntu.com/3815-1/ | Third Party Advisory |
| https://access.redhat.com/errata/RHSA-2019:3643 | |
| http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00061.html | |
| http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00065.html | |
| http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00025.html |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2018-18751 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18751 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:25:03 | Added to TrackCVE | |||
| 2022-12-03 13:53:38 | 2018-10-29T12:29Z | 2018-10-29T12:29:09 | CVE Published Date | updated |
| 2022-12-03 13:53:38 | 2020-09-08T18:15:11 | CVE Modified Date | updated | |
| 2022-12-03 13:53:38 | Modified | Vulnerability Status | updated |