Executive Summary

Informations
Name CVE-2017-7895 First vendor Publication 2017-04-28
Vendor Cve Last vendor Modification 2023-01-19

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 9.8
Base Score 9.8 Environmental Score 9.8
impact SubScore 5.9 Temporal Score 9.8
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:C/I:C/A:C)
Cvss Base Score 10 Attack Range Network
Cvss Impact Score 10 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

The NFSv2 and NFSv3 server implementations in the Linux kernel through 4.10.13 lack certain checks for the end of a buffer, which allows remote attackers to trigger pointer-arithmetic errors or possibly have unspecified other impact via crafted requests, related to fs/nfsd/nfs3xdr.c and fs/nfsd/nfsxdr.c.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7895

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-119 Failure to Constrain Operations within the Bounds of a Memory Buffer

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 2
Os 2864

Snort® IPS/IDS

Date Description
2017-07-18 Linux kernel NFSv3 malformed WRITE arbitrary memory read attempt
RuleID : 43189 - Revision : 2 - Type : PROTOCOL-RPC
2017-07-18 Linux kernel NFSv2 malformed WRITE arbitrary memory read attempt
RuleID : 43188 - Revision : 2 - Type : PROTOCOL-RPC

Nessus® Vulnerability Scanner

Date Description
2017-09-15 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2017-2732.nasl - Type : ACT_GATHER_INFO
2017-08-25 Name : The remote OracleVM host is missing one or more security updates.
File : oraclevm_OVMSA-2017-0145.nasl - Type : ACT_GATHER_INFO
2017-08-25 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2017-3609.nasl - Type : ACT_GATHER_INFO
2017-08-16 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2017-1842-1.nasl - Type : ACT_GATHER_INFO
2017-08-09 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2017-2429.nasl - Type : ACT_GATHER_INFO
2017-08-09 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2017-2428.nasl - Type : ACT_GATHER_INFO
2017-08-03 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2017-2412.nasl - Type : ACT_GATHER_INFO
2017-07-31 Name : The remote OracleVM host is missing one or more security updates.
File : oraclevm_OVMSA-2017-0126.nasl - Type : ACT_GATHER_INFO
2017-07-31 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2017-3595.nasl - Type : ACT_GATHER_INFO
2017-07-25 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2017-1798.nasl - Type : ACT_GATHER_INFO
2017-07-24 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-3361-1.nasl - Type : ACT_GATHER_INFO
2017-07-24 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-3360-1.nasl - Type : ACT_GATHER_INFO
2017-07-21 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-3359-1.nasl - Type : ACT_GATHER_INFO
2017-07-19 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2017-1766.nasl - Type : ACT_GATHER_INFO
2017-07-13 Name : The remote CentOS host is missing one or more security updates.
File : centos_RHSA-2017-1723.nasl - Type : ACT_GATHER_INFO
2017-07-12 Name : The remote Scientific Linux host is missing one or more security updates.
File : sl_20170711_kernel_on_SL6_x.nasl - Type : ACT_GATHER_INFO
2017-07-12 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2017-1723.nasl - Type : ACT_GATHER_INFO
2017-07-12 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2017-1715.nasl - Type : ACT_GATHER_INFO
2017-07-12 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2017-1723.nasl - Type : ACT_GATHER_INFO
2017-07-03 Name : The remote OracleVM host is missing one or more security updates.
File : oraclevm_OVMSA-2017-0121.nasl - Type : ACT_GATHER_INFO
2017-06-30 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2017-1615-1.nasl - Type : ACT_GATHER_INFO
2017-06-30 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2017-1615.nasl - Type : ACT_GATHER_INFO
2017-06-30 Name : The remote CentOS host is missing one or more security updates.
File : centos_RHSA-2017-1615.nasl - Type : ACT_GATHER_INFO
2017-06-29 Name : The remote Scientific Linux host is missing one or more security updates.
File : sl_20170628_kernel_on_SL7_x.nasl - Type : ACT_GATHER_INFO
2017-06-29 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2017-1647.nasl - Type : ACT_GATHER_INFO
2017-06-29 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2017-1616.nasl - Type : ACT_GATHER_INFO
2017-06-29 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2017-1615.nasl - Type : ACT_GATHER_INFO
2017-06-20 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-3886.nasl - Type : ACT_GATHER_INFO
2017-06-20 Name : The remote Debian host is missing a security update.
File : debian_DLA-993.nasl - Type : ACT_GATHER_INFO
2017-06-07 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-3314-1.nasl - Type : ACT_GATHER_INFO
2017-06-07 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-3312-2.nasl - Type : ACT_GATHER_INFO
2017-06-07 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-3312-1.nasl - Type : ACT_GATHER_INFO
2017-06-05 Name : The remote Virtuozzo host is missing a security update.
File : Virtuozzo_VZA-2017-042.nasl - Type : ACT_GATHER_INFO
2017-05-30 Name : The remote Virtuozzo host is missing a security update.
File : Virtuozzo_VZA-2017-038.nasl - Type : ACT_GATHER_INFO
2017-05-26 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2017-3576.nasl - Type : ACT_GATHER_INFO
2017-05-17 Name : The remote OracleVM host is missing one or more security updates.
File : oraclevm_OVMSA-2017-0106.nasl - Type : ACT_GATHER_INFO
2017-05-17 Name : The remote OracleVM host is missing one or more security updates.
File : oraclevm_OVMSA-2017-0105.nasl - Type : ACT_GATHER_INFO
2017-05-17 Name : The remote OracleVM host is missing one or more security updates.
File : oraclevm_OVMSA-2017-0104.nasl - Type : ACT_GATHER_INFO
2017-05-17 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2017-3567.nasl - Type : ACT_GATHER_INFO
2017-05-17 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2017-3566.nasl - Type : ACT_GATHER_INFO
2017-05-17 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2017-3565.nasl - Type : ACT_GATHER_INFO
2017-05-12 Name : The remote Virtuozzo host is missing multiple security updates.
File : Virtuozzo_VZA-2017-037.nasl - Type : ACT_GATHER_INFO
2017-05-10 Name : The remote Fedora host is missing a security update.
File : fedora_2017-ad045f80ac.nasl - Type : ACT_GATHER_INFO
2017-05-10 Name : The remote Fedora host is missing a security update.
File : fedora_2017-b9b1ac0d15.nasl - Type : ACT_GATHER_INFO

Sources (Detail)

Source Url
BID http://www.securityfocus.com/bid/98085
CONFIRM https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id...
https://github.com/torvalds/linux/commit/13bf9fbff0e5e099e2b6f003a0ab8ae14543...
DEBIAN http://www.debian.org/security/2017/dsa-3886
REDHAT https://access.redhat.com/errata/RHSA-2017:1615
https://access.redhat.com/errata/RHSA-2017:1616
https://access.redhat.com/errata/RHSA-2017:1647
https://access.redhat.com/errata/RHSA-2017:1715
https://access.redhat.com/errata/RHSA-2017:1723
https://access.redhat.com/errata/RHSA-2017:1766
https://access.redhat.com/errata/RHSA-2017:1798
https://access.redhat.com/errata/RHSA-2017:2412
https://access.redhat.com/errata/RHSA-2017:2428
https://access.redhat.com/errata/RHSA-2017:2429
https://access.redhat.com/errata/RHSA-2017:2472
https://access.redhat.com/errata/RHSA-2017:2732

Alert History

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