Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Informations
Name CVE-2019-6977 First vendor Publication 2019-01-26
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Overall CVSS Score 8.8
Base Score 8.8 Environmental Score 8.8
impact SubScore 5.9 Temporal Score 8.8
Exploitabality Sub Score 2.8
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction Required
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:M/Au:N/C:P/I:P/A:P)
Cvss Base Score 6.8 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

gdImageColorMatch in gd_color_match.c in the GD Graphics Library (aka LibGD) 2.2.5, as used in the imagecolormatch function in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1, has a heap-based buffer overflow. This can be exploited by an attacker who is able to trigger imagecolormatch calls with crafted image data.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-6977

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-787 Out-of-bounds Write (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 1
Application 859
Os 4
Os 2

Snort® IPS/IDS

Date Description
2019-05-07 PHP gdImageColorMatch heap buffer overflow file download attempt
RuleID : 49673 - Revision : 1 - Type : SERVER-OTHER
2019-05-07 PHP gdImageColorMatch heap buffer overflow file upload attempt
RuleID : 49672 - Revision : 1 - Type : SERVER-OTHER

Sources (Detail)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
Source Url
BID http://www.securityfocus.com/bid/106731
CONFIRM https://security.netapp.com/advisory/ntap-20190315-0003/
DEBIAN https://www.debian.org/security/2019/dsa-4384
EXPLOIT-DB https://www.exploit-db.com/exploits/46677/
GENTOO https://security.gentoo.org/glsa/201903-18
MISC http://packetstormsecurity.com/files/152459/PHP-7.2-imagecolormatch-Out-Of-Ba...
http://php.net/ChangeLog-5.php
http://php.net/ChangeLog-7.php
https://bugs.php.net/bug.php?id=77270
MLIST https://lists.debian.org/debian-lts-announce/2019/01/msg00028.html
REDHAT https://access.redhat.com/errata/RHSA-2019:2519
https://access.redhat.com/errata/RHSA-2019:3299
SUSE http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00025.html
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00031.html
UBUNTU https://usn.ubuntu.com/3900-1/

Alert History

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Date Informations
2024-02-02 02:09:46
  • Multiple Updates
2024-02-01 12:18:50
  • Multiple Updates
2023-11-07 21:40:34
  • Multiple Updates
2023-09-05 13:04:19
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2023-09-05 01:18:30
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2023-09-02 13:03:17
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2023-09-02 01:18:46
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2023-08-22 12:56:33
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2022-10-11 01:17:59
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2021-05-04 13:38:42
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2021-04-22 02:49:43
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2020-09-03 01:28:18
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2020-05-23 02:32:55
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2019-08-20 12:05:22
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2019-06-08 12:10:38
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2019-04-24 12:08:54
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2019-04-20 12:08:59
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2019-04-11 00:19:07
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2019-04-10 05:18:54
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2019-04-05 09:19:10
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2019-04-05 05:18:50
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2019-03-29 09:19:07
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2019-03-28 12:05:28
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2019-03-18 17:19:31
  • Multiple Updates
2019-03-15 13:19:28
  • Multiple Updates
2019-03-01 21:19:09
  • Multiple Updates
2019-03-01 17:19:03
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2019-02-09 12:06:56
  • Multiple Updates
2019-02-05 17:19:30
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2019-01-31 17:19:15
  • Multiple Updates
2019-01-28 17:19:04
  • Multiple Updates
2019-01-27 09:19:15
  • First insertion