Vulnerability Name:

CVE-2014-2893 (CCN-93752)

Assigned:2014-04-16
Published:2014-04-16
Updated:2018-10-30
Summary:The GetHTMLRunDir function in the scan-build utility in Clang 3.5 and earlier allows local users to obtain sensitive information or overwrite arbitrary files via a symlink attack on temporary directories with predictable names.
CVSS v3 Severity:5.1 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:1.9 Low (CVSS v2 Vector: AV:L/AC:M/Au:N/C:P/I:N/A:N)
1.8 Low (Temporal CVSS v2 Vector: AV:L/AC:M/Au:N/C:P/I:N/A:N/E:H/RL:U/RC:UR)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
3.3 Low (CCN CVSS v2 Vector: AV:L/AC:M/Au:N/C:N/I:P/A:P)
3.2 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:M/Au:N/C:N/I:P/A:P/E:H/RL:U/RC:UR)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Medium
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-59
Vulnerability Consequences:File Manipulation
References:Source: CCN
Type: Clang Web site
Clang

Source: MITRE
Type: CNA
CVE-2014-2893

Source: SUSE
Type: Third Party Advisory
openSUSE-SU-2015:0245

Source: CCN
Type: OSS Security, Wed, 16 Apr 2014 14:26:06 +1000
CVE request: insecure temporary file handling in clang's scan-build utility

Source: MLIST
Type: Mailing List, Third Party Advisory
[oss-security] 20140416 CVE request: insecure temporary file handling in clang's scan-build utility

Source: MLIST
Type: Mailing List, Third Party Advisory
[oss-security] 20140420 Re: Bug#744817: CVE request: insecure temporary file handling in clang's scan-build utility

Source: CCN
Type: BID-66989
Clang 'Scan-Build' Utility Insecure Temporary File Handling Vulnerability

Source: MISC
Type: Issue Tracking, Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=744817

Source: XF
Type: UNKNOWN
clang-cve20142893-symlink(93752)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:opensuse:opensuse:13.1:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/a:llvm:clang:*:*:*:*:*:*:*:* (Version <= 3.5)

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20142893
    V
    		CVE-2014-2893
    2017-03-01
    oval:com.ubuntu.precise:def:20142893000
    V
    		CVE-2014-2893 on Ubuntu 12.04 LTS (precise) - low.
    2014-04-23
    oval:com.ubuntu.xenial:def:201428930000000
    V
    		CVE-2014-2893 on Ubuntu 16.04 LTS (xenial) - low.
    2014-04-23
    oval:com.ubuntu.trusty:def:20142893000
    V
    		CVE-2014-2893 on Ubuntu 14.04 LTS (trusty) - low.
    2014-04-23
    oval:com.ubuntu.xenial:def:20142893000
    V
    		CVE-2014-2893 on Ubuntu 16.04 LTS (xenial) - low.
    2014-04-23
    BACK
    opensuse opensuse 13.1
    llvm clang *