Executive Summary

Informations
Name CVE-2018-18751 First vendor Publication 2018-10-29
Vendor Cve Last vendor Modification 2020-09-08

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 9.8
Base Score 9.8 Environmental Score 9.8
impact SubScore 5.9 Temporal Score 9.8
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

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.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18751

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-415 Double Free

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 5
Os 1

Nessus® Vulnerability Scanner

Date Description
2019-01-03 Name : The remote Fedora host is missing a security update.
File : fedora_2018-a5d1fa335e.nasl - Type : ACT_GATHER_INFO
2019-01-03 Name : The remote Fedora host is missing a security update.
File : fedora_2018-d6211abfb0.nasl - Type : ACT_GATHER_INFO

Sources (Detail)

Source Url
MISC https://github.com/CCCCCrash/POCs/tree/master/Bin/Tools-gettext-0.19.8.1/doub...
https://github.com/CCCCCrash/POCs/tree/master/Bin/Tools-gettext-0.19.8.1/heap...
REDHAT https://access.redhat.com/errata/RHSA-2019:3643
SUSE 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
UBUNTU https://usn.ubuntu.com/3815-1/
https://usn.ubuntu.com/3815-2/

Alert History

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Date Informations
2021-05-04 13:12:56
  • Multiple Updates
2021-04-22 02:27:30
  • Multiple Updates
2020-09-09 00:22:46
  • Multiple Updates
2020-09-02 17:23:03
  • Multiple Updates
2020-05-23 01:11:42
  • Multiple Updates
2018-12-08 00:19:10
  • Multiple Updates
2018-11-22 17:20:11
  • Multiple Updates
2018-11-13 17:19:25
  • Multiple Updates
2018-10-29 17:19:23
  • First insertion