Vulnerability Name:

CVE-2007-4774 (CCN-177160)

Assigned:2007-09-10
Published:2020-01-15
Updated:2020-02-04
Summary:The Linux kernel before 2.4.36-rc1 has a race condition. It was possible to bypass systrace policies by flooding the ptraced process with SIGCONT signals, which can can wake up a PTRACED process.
CVSS v3 Severity:5.9 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N)
5.2 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): High
Availibility (A): None
5.9 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N)
5.2 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): High
Availibility (A): None
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
5.4 Medium (CCN CVSS v2 Vector: AV:N/AC:H/Au:N/C:N/I:C/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): High
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Complete
Availibility (A): None
Vulnerability Type:CWE-362
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2007-4774

Source: MISC
Type: Third Party Advisory
http://taviso.decsystem.org/research.html

Source: XF
Type: UNKNOWN
linux-kernel-cve20074774-sec-bypass(177160)

Source: MISC
Type: Issue Tracking, Third Party Advisory
https://osdn.net/projects/linux-kernel-docs/scm/git/linux-2.4.36/listCommit?skip=60

Source: CCN
Type: NetApp Advisory Number NTAP-20200204-0002
January 2020 Linux Kernel Vulnerabilities in NetApp Products

Source: CONFIRM
Type: UNKNOWN
https://security.netapp.com/advisory/ntap-20200204-0002/

Source: CCN
Type: Linux Kernel Web site
The Linux Kernel Archives

Vulnerable Configuration:Configuration 1:
  • cpe:/o:linux:linux_kernel:*:*:*:*:*:*:*:* (Version <= 2.4.35)

    • Configuration CCN 1:
  • cpe:/o:linux:linux_kernel:2.4.35:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.disco:def:200747740000000
    V
    		CVE-2007-4774 on Ubuntu 19.04 (disco) - medium.
    2020-01-15
    oval:com.ubuntu.bionic:def:200747740000000
    V
    		CVE-2007-4774 on Ubuntu 18.04 LTS (bionic) - medium.
    2020-01-15
    oval:com.ubuntu.xenial:def:200747740000000
    V
    		CVE-2007-4774 on Ubuntu 16.04 LTS (xenial) - medium.
    2020-01-15
    BACK
    linux linux kernel *
    linux linux kernel 2.4.35