CVE-2017-7890

CVSS V2 Medium 4.3 CVSS V3 Medium 6.5
Description
The GIF decoding function gdImageCreateFromGifCtx in gd_gif_in.c in the GD Graphics Library (aka libgd), as used in PHP before 5.6.31 and 7.x before 7.1.7, does not zero colorMap arrays before use. A specially crafted GIF image could use the uninitialized tables to read ~700 bytes from the top of the stack, potentially disclosing sensitive information.
Overview
  • CVE ID
  • CVE-2017-7890
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2017-08-02T19:29:00
  • Last Modified Date
  • 2018-05-04T01:29:09
Weakness Enumerations
CWE URL
CWE-200 http://cwe.mitre.org/data/definitions/200.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:php:php:*:*:*:*:*:*:*:* 1 OR 5.6.30
cpe:2.3:a:php:php:7.0.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.3:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.4:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.5:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.6:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.7:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.8:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.9:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.10:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.11:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.12:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.13:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.14:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.15:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.16:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.17:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.18:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.19:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.0.20:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.1.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.1.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.1.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.1.3:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.1.4:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.1.5:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:php:php:7.1.6:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 6.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://bugs.php.net/bug.php?id=74435 Patch Vendor Advisory
http://www.securityfocus.com/bid/99492 Third Party Advisory VDB Entry
http://php.net/ChangeLog-7.php Release Notes Vendor Advisory
http://php.net/ChangeLog-5.php Release Notes Vendor Advisory
https://bugs.php.net/patch-display.php?bug=74435&patch=fix-74435-php-7.0&revision=1497970038 Issue Tracking Patch Vendor Advisory
https://www.tenable.com/security/tns-2017-12
http://www.debian.org/security/2017/dsa-3938
https://security.netapp.com/advisory/ntap-20180112-0001/
https://access.redhat.com/errata/RHSA-2018:0406
https://access.redhat.com/errata/RHSA-2018:1296
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-7890
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7890
History
Created Old Value New Value Data Type Notes
2022-05-10 18:44:20 Added to TrackCVE
2022-12-02 19:18:56 2017-08-02T19:29Z 2017-08-02T19:29:00 CVE Published Date updated
2022-12-02 19:18:56 2018-05-04T01:29:09 CVE Modified Date updated
2022-12-02 19:18:56 Modified Vulnerability Status updated