9.8
CRITICAL
CVE-2016-8670
GD Graphics Library Unspecified Integer Signedness Error Denial of Service Buffer Overflow
Description

Integer signedness error in the dynamicGetbuf function in gd_io_dp.c in the GD Graphics Library (aka libgd) through 2.2.3, as used in PHP before 5.6.28 and 7.x before 7.0.13, allows remote attackers to cause a denial of service (stack-based buffer overflow) or possibly have unspecified other impact via a crafted imagecreatefromstring call.

INFO

Published Date :

Jan. 4, 2017, 8:59 p.m.

Last Modified :

Nov. 21, 2024, 2:59 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2016-8670 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Php php
1 Libgd libgd

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2016-8670 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-8670 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://www.debian.org/security/2016/dsa-3693
    Added Reference http://www.openwall.com/lists/oss-security/2016/10/15/1
    Added Reference http://www.php.net/ChangeLog-5.php
    Added Reference http://www.php.net/ChangeLog-7.php
    Added Reference http://www.securityfocus.com/bid/93594
    Added Reference https://bugs.php.net/bug.php?id=73280
    Added Reference https://github.com/libgd/libgd/commit/53110871935244816bbb9d131da0bccff734bfe9
    Added Reference https://support.f5.com/csp/article/K21336065?utm_source=f5support&amp%3Butm_medium=RSS
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference Debian GNU/Linux https://support.f5.com/csp/article/K21336065?utm_source=f5support&amp%3Butm_medium=RSS [No types assigned]
    Removed Reference Debian GNU/Linux https://support.f5.com/csp/article/K21336065?utm_source=f5support&utm_medium=RSS
  • CVE Modified by [email protected]

    Nov. 26, 2019

    Action Type Old Value New Value
    Added Reference https://support.f5.com/csp/article/K21336065?utm_source=f5support&utm_medium=RSS [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 04, 2017

    Action Type Old Value New Value
    Added Reference http://www.debian.org/security/2016/dsa-3693 [No Types Assigned]
  • CVE Modified by [email protected]

    Jan. 07, 2017

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/93594 [No Types Assigned]
  • Initial Analysis by [email protected]

    Jan. 05, 2017

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://www.php.net/ChangeLog-7.php No Types Assigned http://www.php.net/ChangeLog-7.php Release Notes, Vendor Advisory
    Changed Reference Type https://bugs.php.net/bug.php?id=73280 No Types Assigned https://bugs.php.net/bug.php?id=73280 Vendor Advisory
    Changed Reference Type https://github.com/libgd/libgd/commit/53110871935244816bbb9d131da0bccff734bfe9 No Types Assigned https://github.com/libgd/libgd/commit/53110871935244816bbb9d131da0bccff734bfe9 Vendor Advisory
    Changed Reference Type http://www.php.net/ChangeLog-5.php No Types Assigned http://www.php.net/ChangeLog-5.php Release Notes, Vendor Advisory
    Changed Reference Type http://www.openwall.com/lists/oss-security/2016/10/15/1 No Types Assigned http://www.openwall.com/lists/oss-security/2016/10/15/1 Third Party Advisory
    Added CWE CWE-119
    Added CPE Configuration AND OR *cpe:2.3:a:libgd:libgd:2.2.3:*:*:*:*:*:*:* (and previous) OR cpe:2.3:a:php:php:5.6.27:*:*:*:*:*:*:* (and previous) cpe:2.3:a:php:php:7.0.0:*:*:*:*:*:*:* cpe:2.3:a:php:php:7.0.1:*:*:*:*:*:*:* cpe:2.3:a:php:php:7.0.10:*:*:*:*:*:*:* cpe:2.3:a:php:php:7.0.11:*:*:*:*:*:*:* cpe:2.3:a:php:php:7.0.12:*:*:*:*:*:*:* cpe:2.3:a:php:php:7.0.2:*:*:*:*:*:*:* cpe:2.3:a:php:php:7.0.3:*:*:*:*:*:*:* cpe:2.3:a:php:php:7.0.4:*:*:*:*:*:*:* cpe:2.3:a:php:php:7.0.5:*:*:*:*:*:*:* cpe:2.3:a:php:php:7.0.6:*:*:*:*:*:*:* cpe:2.3:a:php:php:7.0.7:*:*:*:*:*:*:* cpe:2.3:a:php:php:7.0.8:*:*:*:*:*:*:* cpe:2.3:a:php:php:7.0.9:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

4.70 }} 0.83%

score

0.92538

percentile

CVSS30 - Vulnerability Scoring System
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