5.0
MEDIUM
CVE-2015-7995
LibXSLT XML Denial of Service Type Confusion
Description

The xsltStylePreCompute function in preproc.c in libxslt 1.1.28 does not check if the parent node is an element, which allows attackers to cause a denial of service via a crafted XML file, related to a "type confusion" issue.

INFO

Published Date :

Nov. 17, 2015, 3:59 p.m.

Last Modified :

Nov. 21, 2024, 2:37 a.m.

Remotely Exploitable :

Yes !

Impact Score :

2.9

Exploitability Score :

10.0
Affected Products

The following products are affected by CVE-2015-7995 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 Apple mac_os_x
2 Apple iphone_os
3 Apple tvos
4 Apple watchos
1 Xmlsoft libxslt
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-2015-7995.

URL Resource
http://lists.apple.com/archives/security-announce/2016/Jan/msg00002.html Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Jan/msg00003.html Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Jan/msg00005.html Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html
http://lists.opensuse.org/opensuse-updates/2016-05/msg00123.html
http://www.debian.org/security/2016/dsa-3605
http://www.openwall.com/lists/oss-security/2015/10/27/10
http://www.openwall.com/lists/oss-security/2015/10/28/4
http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
http://www.securityfocus.com/bid/77325
http://www.securitytracker.com/id/1034736
http://www.securitytracker.com/id/1038623
http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.386546
https://bugzilla.redhat.com/show_bug.cgi?id=1257962 Exploit
https://git.gnome.org/browse/libxslt/commit/?id=7ca19df892ca22d9314e95d59ce2abdeff46b617
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05111017
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05158380
https://puppet.com/security/cve/cve-2015-7995
https://support.apple.com/HT205729
https://support.apple.com/HT205731
https://support.apple.com/HT205732
https://support.apple.com/HT206168 Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Jan/msg00002.html Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Jan/msg00003.html Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Jan/msg00005.html Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html
http://lists.opensuse.org/opensuse-updates/2016-05/msg00123.html
http://www.debian.org/security/2016/dsa-3605
http://www.openwall.com/lists/oss-security/2015/10/27/10
http://www.openwall.com/lists/oss-security/2015/10/28/4
http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
http://www.securityfocus.com/bid/77325
http://www.securitytracker.com/id/1034736
http://www.securitytracker.com/id/1038623
http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.386546
https://bugzilla.redhat.com/show_bug.cgi?id=1257962 Exploit
https://git.gnome.org/browse/libxslt/commit/?id=7ca19df892ca22d9314e95d59ce2abdeff46b617
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05111017
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05158380
https://puppet.com/security/cve/cve-2015-7995
https://support.apple.com/HT205729
https://support.apple.com/HT205731
https://support.apple.com/HT205732
https://support.apple.com/HT206168 Vendor Advisory

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-2015-7995 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2015-7995 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://lists.apple.com/archives/security-announce/2016/Jan/msg00002.html
    Added Reference http://lists.apple.com/archives/security-announce/2016/Jan/msg00003.html
    Added Reference http://lists.apple.com/archives/security-announce/2016/Jan/msg00005.html
    Added Reference http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html
    Added Reference http://lists.opensuse.org/opensuse-updates/2016-05/msg00123.html
    Added Reference http://www.debian.org/security/2016/dsa-3605
    Added Reference http://www.openwall.com/lists/oss-security/2015/10/27/10
    Added Reference http://www.openwall.com/lists/oss-security/2015/10/28/4
    Added Reference http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
    Added Reference http://www.securityfocus.com/bid/77325
    Added Reference http://www.securitytracker.com/id/1034736
    Added Reference http://www.securitytracker.com/id/1038623
    Added Reference http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.386546
    Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=1257962
    Added Reference https://git.gnome.org/browse/libxslt/commit/?id=7ca19df892ca22d9314e95d59ce2abdeff46b617
    Added Reference https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05111017
    Added Reference https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05158380
    Added Reference https://puppet.com/security/cve/cve-2015-7995
    Added Reference https://support.apple.com/HT205729
    Added Reference https://support.apple.com/HT205731
    Added Reference https://support.apple.com/HT205732
    Added Reference https://support.apple.com/HT206168
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CPE Deprecation Remap by [email protected]

    Mar. 08, 2019

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:apple:apple_tv:*:*:*:*:*:*:*:* versions from (including) 9.1 OR *cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* versions from (including) 9.1
  • CVE Modified by [email protected]

    Dec. 09, 2017

    Action Type Old Value New Value
    Added Reference https://puppet.com/security/cve/cve-2015-7995 [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 10, 2017

    Action Type Old Value New Value
    Added Reference http://www.securitytracker.com/id/1034736 [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 08, 2017

    Action Type Old Value New Value
    Added Reference http://www.securitytracker.com/id/1038623 [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 01, 2016

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-updates/2016-05/msg00123.html [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 30, 2016

    Action Type Old Value New Value
    Added Reference http://www.debian.org/security/2016/dsa-3605 [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 15, 2016

    Action Type Old Value New Value
    Added Reference http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
  • CVE Modified by [email protected]

    Aug. 23, 2016

    Action Type Old Value New Value
    Removed Reference https://h20565.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05111017
  • CVE Modified by [email protected]

    Aug. 20, 2016

    Action Type Old Value New Value
    Added Reference https://h20565.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05111017
  • CVE Modified by [email protected]

    Aug. 17, 2016

    Action Type Old Value New Value
    Added Reference https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05158380
  • CVE Modified by [email protected]

    Jun. 15, 2016

    Action Type Old Value New Value
    Added Reference https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05111017
  • CVE Modified by [email protected]

    Jun. 11, 2016

    Action Type Old Value New Value
    Added Reference http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.386546
  • Modified Analysis by [email protected]

    Mar. 29, 2016

    Action Type Old Value New Value
    Changed CPE Configuration Configuration 1 OR *cpe:2.3:o:apple:iphone_os:9.2:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:mac_os_x:10.11.2:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:apple_tv:9.1:*:*:*:*:*:*:* (and previous) Configuration 2 OR *cpe:2.3:a:xmlsoft:libxslt:1.1.28:*:*:*:*:*:*:* (and previous) Configuration 1 OR *cpe:2.3:o:apple:watchos:2.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:iphone_os:9.2:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:mac_os_x:10.11.2:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:apple_tv:9.1:*:*:*:*:*:*:* (and previous) Configuration 2 OR *cpe:2.3:a:xmlsoft:libxslt:1.1.28:*:*:*:*:*:*:* (and previous)
    Changed Reference Type https://support.apple.com/HT206168 No Types Assigned https://support.apple.com/HT206168 Advisory
  • CVE Modified by [email protected]

    Mar. 25, 2016

    Action Type Old Value New Value
    Added Reference https://support.apple.com/HT206168
    Added Reference http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html
  • Modified Analysis by [email protected]

    Mar. 24, 2016

    Action Type Old Value New Value
    Changed CPE Configuration Configuration 1 OR *cpe:2.3:a:xmlsoft:libxslt:1.1.28:*:*:*:*:*:*:* (and previous) Configuration 1 OR *cpe:2.3:o:apple:iphone_os:9.2:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:mac_os_x:10.11.2:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:apple_tv:9.1:*:*:*:*:*:*:* (and previous) Configuration 2 OR *cpe:2.3:a:xmlsoft:libxslt:1.1.28:*:*:*:*:*:*:* (and previous)
    Changed Reference Type http://lists.apple.com/archives/security-announce/2016/Jan/msg00005.html No Types Assigned http://lists.apple.com/archives/security-announce/2016/Jan/msg00005.html Advisory
    Changed Reference Type http://lists.apple.com/archives/security-announce/2016/Jan/msg00003.html No Types Assigned http://lists.apple.com/archives/security-announce/2016/Jan/msg00003.html Advisory
    Changed Reference Type http://lists.apple.com/archives/security-announce/2016/Jan/msg00002.html No Types Assigned http://lists.apple.com/archives/security-announce/2016/Jan/msg00002.html Advisory
  • CVE Modified by [email protected]

    Feb. 03, 2016

    Action Type Old Value New Value
    Added Reference http://lists.apple.com/archives/security-announce/2016/Jan/msg00003.html
    Added Reference http://lists.apple.com/archives/security-announce/2016/Jan/msg00005.html
    Added Reference https://support.apple.com/HT205729
    Added Reference https://support.apple.com/HT205732
    Added Reference https://support.apple.com/HT205731
    Added Reference http://lists.apple.com/archives/security-announce/2016/Jan/msg00002.html
  • Modified Analysis by [email protected]

    Nov. 18, 2015

    Action Type Old Value New Value
    Added Evaluator Description <a href="http://cwe.mitre.org/data/definitions/843.html">CWE-843: Access of Resource Using Incompatible Type ('Type Confusion')</a>
    Added CPE Configuration Configuration 1 OR *cpe:2.3:a:xmlsoft:libxslt:1.1.28:*:*:*:*:*:*:* (and previous)
    Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P)
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1257962 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1257962 Exploit
    Added CWE NVD-CWE-Other
  • Initial Analysis by [email protected]

    Nov. 18, 2015

    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-2015-7995 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-2015-7995 weaknesses.

Exploit Prediction

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

1.76 }} -0.07%

score

0.87670

percentile

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