Vulnerability Name:

CCN-111082

Published:2016-02-24
Updated:2016-02-24
Summary:libxml2 is vulnerable to a heap-based buffer overflow, caused by an out-of-bounds read in xmlParserPrintFileContextInternal. By persuading a victim to open a specially crafted XML file, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVSS v3 Severity:6.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L)
5.7 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:6.5 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Consequences:Gain Access
References:Source: CCN
Type: XMLsoft Web site
The XML C parser and toolkit of Gnome

Source: CCN
Type: Google Security Research Issue 639
libxml2 heap-based buffer overread in xmlParserPrintFileContextInternal

Source: XF
Type: UNKNOWN
libxml2-xmlparserprintfilecontext-bo(111082)

Source: CCN
Type: Packet Storm Security [02-28-2016]
Libxml2 XmlParserPrintFileContextInternal Heap-Based Buffer Overread

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [02-24-2016]

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:xmlsoft:libxml2:2.9.3:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    xmlsoft libxml2 2.9.3