7.5
HIGH
CVE-2007-4990
X.Org X Font Server (xfs) Heap Corruption Buffer Overflow
Description

The swap_char2b function in X.Org X Font Server (xfs) before 1.0.5 allows context-dependent attackers to execute arbitrary code via (1) QueryXBitmaps and (2) QueryXExtents protocol requests with crafted size values that specify an arbitrary number of bytes to be swapped on the heap, which triggers heap corruption.

INFO

Published Date :

Oct. 5, 2007, 9:17 p.m.

Last Modified :

Oct. 15, 2018, 9:39 p.m.

Remotely Exploitable :

Yes !

Impact Score :

6.4

Exploitability Score :

10.0
Affected Products

The following products are affected by CVE-2007-4990 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 X.org x_font_server
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2007-4990.

URL Resource
http://bugs.freedesktop.org/show_bug.cgi?id=12299
http://bugs.gentoo.org/show_bug.cgi?id=194606
http://docs.info.apple.com/article.html?artnum=307562
http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01323725
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=602
http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html
http://lists.freedesktop.org/archives/xorg-announce/2007-October/000416.html
http://secunia.com/advisories/27040
http://secunia.com/advisories/27052
http://secunia.com/advisories/27060
http://secunia.com/advisories/27176
http://secunia.com/advisories/27228
http://secunia.com/advisories/27240
http://secunia.com/advisories/27560
http://secunia.com/advisories/28004
http://secunia.com/advisories/28514
http://secunia.com/advisories/28536
http://secunia.com/advisories/28542
http://secunia.com/advisories/29420
http://security.gentoo.org/glsa/glsa-200710-11.xml
http://sunsolve.sun.com/search/document.do?assetkey=1-26-103114-1
http://sunsolve.sun.com/search/document.do?assetkey=1-66-200642-1
http://www.mandriva.com/security/advisories?name=MDKSA-2007:210
http://www.novell.com/linux/security/advisories/2007_54_xorg.html
http://www.redhat.com/support/errata/RHSA-2008-0029.html
http://www.redhat.com/support/errata/RHSA-2008-0030.html
http://www.securityfocus.com/archive/1/481432/100/0/threaded
http://www.securityfocus.com/bid/25898
http://www.securitytracker.com/id?1018763
http://www.vupen.com/english/advisories/2007/3337
http://www.vupen.com/english/advisories/2007/3338
http://www.vupen.com/english/advisories/2007/3467
http://www.vupen.com/english/advisories/2008/0149
http://www.vupen.com/english/advisories/2008/0924/references
https://exchange.xforce.ibmcloud.com/vulnerabilities/36920
https://issues.rpath.com/browse/RPL-1756
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11599
https://www.redhat.com/archives/fedora-package-announce/2007-December/msg00352.html

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-2007-4990 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2007-4990 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 [email protected]

    May. 14, 2024

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

    Oct. 15, 2018

    Action Type Old Value New Value
    Removed Reference http://www.securityfocus.com/archive/1/archive/1/481432/100/0/threaded [No Types Assigned]
    Added Reference http://www.securityfocus.com/archive/1/481432/100/0/threaded [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 29, 2017

    Action Type Old Value New Value
    Removed Reference http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:11599 [No Types Assigned]
    Added Reference https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11599 [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 29, 2017

    Action Type Old Value New Value
    Removed Reference http://xforce.iss.net/xforce/xfdb/36920 [No Types Assigned]
    Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/36920 [No Types Assigned]
  • Initial Analysis by [email protected]

    Oct. 08, 2007

    Action Type Old Value New Value
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.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2007-4990 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2007-4990 weaknesses.

Exploit Prediction

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

3.48 }} 0.11%

score

0.91654

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability