CVE-2016-1833
libxml2: Heap-based buffer overread in htmlCurrentChar
Severity Score
5.5
*CVSS v3
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
2
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
The htmlCurrentChar function in libxml2 before 2.9.4, as used in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS before 9.2.1, and watchOS before 2.2.1, allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted XML document.
La función htmlCurrentChar en libxml2 en versiones anteriores a 2.9.4, como se utiliza en Apple iOS en versiones anteriores a 9.3.2, OS X en versiones anteriores a 10.11.5, tvOS en versiones anteriores a 9.2.1 y watchOS en versiones anteriores a 2.2.1, permite a atacantes remotos provocar una denegación de servicio (sobre lectura de buffer basado en memoria dinámica) a través de un documento XML manipulado.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2016-01-13 CVE Reserved
- 2016-05-17 CVE Published
- 2023-08-21 EPSS Updated
- 2024-08-05 CVE Updated
- 2024-08-05 First Exploit
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-122: Heap-based Buffer Overflow
- CWE-125: Out-of-bounds Read
CAPEC
References (25)
| URL | Tag | Source |
|---|---|---|
| http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html | Third Party Advisory |
|
| http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html | Third Party Advisory |
|
| http://www.securityfocus.com/bid/90691 | Third Party Advisory | |
| http://www.securitytracker.com/id/1035890 | Third Party Advisory | |
| https://www.tenable.com/security/tns-2016-18 | Third Party Advisory |
| URL | Date | SRC |
|---|---|---|
| https://bugs.chromium.org/p/project-zero/issues/detail?id=636 | 2024-08-05 | |
| https://bugzilla.gnome.org/show_bug.cgi?id=758606 | 2024-08-05 |
| URL | Date | SRC |
|---|---|---|
| http://lists.apple.com/archives/security-announce/2016/May/msg00001.html | 2019-03-25 | |
| http://lists.apple.com/archives/security-announce/2016/May/msg00002.html | 2019-03-25 | |
| http://lists.apple.com/archives/security-announce/2016/May/msg00003.html | 2019-03-25 | |
| http://lists.apple.com/archives/security-announce/2016/May/msg00004.html | 2019-03-25 | |
| http://rhn.redhat.com/errata/RHSA-2016-2957.html | 2019-03-25 | |
| http://www.ubuntu.com/usn/USN-2994-1 | 2019-03-25 | |
| http://xmlsoft.org/news.html | 2019-03-25 | |
| https://access.redhat.com/errata/RHSA-2016:1292 | 2019-03-25 | |
| https://support.apple.com/HT206564 | 2019-03-25 | |
| https://support.apple.com/HT206566 | 2019-03-25 | |
| https://support.apple.com/HT206567 | 2019-03-25 | |
| https://support.apple.com/HT206568 | 2019-03-25 | |
| https://www.debian.org/security/2016/dsa-3593 | 2019-03-25 | |
| https://access.redhat.com/security/cve/CVE-2016-1833 | 2016-12-15 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1338682 | 2016-12-15 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Apple Search vendor "Apple" | Iphone Os Search vendor "Apple" for product "Iphone Os" | < 9.3.2 Search vendor "Apple" for product "Iphone Os" and version " < 9.3.2" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | < 10.11.5 Search vendor "Apple" for product "Mac Os X" and version " < 10.11.5" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Tvos Search vendor "Apple" for product "Tvos" | < 9.2.1 Search vendor "Apple" for product "Tvos" and version " < 9.2.1" | - |
Affected
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| Apple Search vendor "Apple" | Watchos Search vendor "Apple" for product "Watchos" | < 2.2.1 Search vendor "Apple" for product "Watchos" and version " < 2.2.1" | - |
Affected
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| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 8.0 Search vendor "Debian" for product "Debian Linux" and version "8.0" | - |
Affected
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| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 12.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "12.04" | lts |
Affected
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| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 14.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "14.04" | lts |
Affected
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| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 15.10 Search vendor "Canonical" for product "Ubuntu Linux" and version "15.10" | - |
Affected
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| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | lts |
Affected
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| Redhat Search vendor "Redhat" | Enterprise Linux Desktop Search vendor "Redhat" for product "Enterprise Linux Desktop" | 6.0 Search vendor "Redhat" for product "Enterprise Linux Desktop" and version "6.0" | - |
Affected
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| Redhat Search vendor "Redhat" | Enterprise Linux Desktop Search vendor "Redhat" for product "Enterprise Linux Desktop" | 7.0 Search vendor "Redhat" for product "Enterprise Linux Desktop" and version "7.0" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Server Search vendor "Redhat" for product "Enterprise Linux Server" | 6.0 Search vendor "Redhat" for product "Enterprise Linux Server" and version "6.0" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Server Search vendor "Redhat" for product "Enterprise Linux Server" | 7.0 Search vendor "Redhat" for product "Enterprise Linux Server" and version "7.0" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Server Aus Search vendor "Redhat" for product "Enterprise Linux Server Aus" | 7.2 Search vendor "Redhat" for product "Enterprise Linux Server Aus" and version "7.2" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Server Aus Search vendor "Redhat" for product "Enterprise Linux Server Aus" | 7.3 Search vendor "Redhat" for product "Enterprise Linux Server Aus" and version "7.3" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Server Aus Search vendor "Redhat" for product "Enterprise Linux Server Aus" | 7.4 Search vendor "Redhat" for product "Enterprise Linux Server Aus" and version "7.4" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Server Aus Search vendor "Redhat" for product "Enterprise Linux Server Aus" | 7.6 Search vendor "Redhat" for product "Enterprise Linux Server Aus" and version "7.6" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Server Eus Search vendor "Redhat" for product "Enterprise Linux Server Eus" | 7.2 Search vendor "Redhat" for product "Enterprise Linux Server Eus" and version "7.2" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Server Eus Search vendor "Redhat" for product "Enterprise Linux Server Eus" | 7.3 Search vendor "Redhat" for product "Enterprise Linux Server Eus" and version "7.3" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Server Eus Search vendor "Redhat" for product "Enterprise Linux Server Eus" | 7.4 Search vendor "Redhat" for product "Enterprise Linux Server Eus" and version "7.4" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Server Eus Search vendor "Redhat" for product "Enterprise Linux Server Eus" | 7.5 Search vendor "Redhat" for product "Enterprise Linux Server Eus" and version "7.5" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Server Eus Search vendor "Redhat" for product "Enterprise Linux Server Eus" | 7.6 Search vendor "Redhat" for product "Enterprise Linux Server Eus" and version "7.6" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Server Tus Search vendor "Redhat" for product "Enterprise Linux Server Tus" | 7.2 Search vendor "Redhat" for product "Enterprise Linux Server Tus" and version "7.2" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Server Tus Search vendor "Redhat" for product "Enterprise Linux Server Tus" | 7.3 Search vendor "Redhat" for product "Enterprise Linux Server Tus" and version "7.3" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Server Tus Search vendor "Redhat" for product "Enterprise Linux Server Tus" | 7.6 Search vendor "Redhat" for product "Enterprise Linux Server Tus" and version "7.6" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Workstation Search vendor "Redhat" for product "Enterprise Linux Workstation" | 6.0 Search vendor "Redhat" for product "Enterprise Linux Workstation" and version "6.0" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Workstation Search vendor "Redhat" for product "Enterprise Linux Workstation" | 7.0 Search vendor "Redhat" for product "Enterprise Linux Workstation" and version "7.0" | - |
Affected
| ||||||
| Xmlsoft Search vendor "Xmlsoft" | Libxml2 Search vendor "Xmlsoft" for product "Libxml2" | < 2.9.4 Search vendor "Xmlsoft" for product "Libxml2" and version " < 2.9.4" | - |
Affected
| ||||||
| Mcafee Search vendor "Mcafee" | Web Gateway Search vendor "Mcafee" for product "Web Gateway" | >= 7.5.0.0 <= 7.5.2.10 Search vendor "Mcafee" for product "Web Gateway" and version " >= 7.5.0.0 <= 7.5.2.10" | - |
Affected
| ||||||
| Mcafee Search vendor "Mcafee" | Web Gateway Search vendor "Mcafee" for product "Web Gateway" | > 7.6.0.0 <= 7.6.2.3 Search vendor "Mcafee" for product "Web Gateway" and version " > 7.6.0.0 <= 7.6.2.3" | - |
Affected
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