8.8
HIGH
CVE-2017-8386
Git Shell Privilege Escalation
Description

git-shell in git before 2.4.12, 2.5.x before 2.5.6, 2.6.x before 2.6.7, 2.7.x before 2.7.5, 2.8.x before 2.8.5, 2.9.x before 2.9.4, 2.10.x before 2.10.3, 2.11.x before 2.11.2, and 2.12.x before 2.12.3 might allow remote authenticated users to gain privileges via a repository name that starts with a - (dash) character.

INFO

Published Date :

June 1, 2017, 4:29 p.m.

Last Modified :

Nov. 7, 2023, 2:50 a.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Public PoC/Exploit Available at Github

CVE-2017-8386 has a 9 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2017-8386 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Canonical ubuntu_linux
1 Fedoraproject fedora
1 Debian debian_linux
1 Opensuse leap
1 Git git-shell
: Total Affected Vendor : 5 | Products : 5
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2017-8386.

URL Resource
http://lists.opensuse.org/opensuse-updates/2017-05/msg00090.html Mailing List Third Party Advisory
http://public-inbox.org/git/xmqq8tm5ziat.fsf%40gitster.mtv.corp.google.com/
http://www.debian.org/security/2017/dsa-3848 Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/98409 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1038479 Third Party Advisory
http://www.ubuntu.com/usn/USN-3287-1 Exploit Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2004
https://access.redhat.com/errata/RHSA-2017:2491
https://insinuator.net/2017/05/git-shell-bypass-by-abusing-less-cve-2017-8386/ Mitigation Third Party Advisory
https://kernel.googlesource.com/pub/scm/git/git/+/3ec804490a265f4c418a321428c12f3f18b7eff5 Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3ISHYFLM2ACYHHY3JHCLF75X7UF4ZMDM/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DPYRN7APMHY4ZFDPAKD22J5R4QJFY2JP/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FDS3LSJJ3YGGQYIVPKQDVOCXWDSF6JGF/
https://security.gentoo.org/glsa/201706-04

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
bakery312/Vulhub-Reproduce

None

Updated: 7 months, 3 weeks ago
0 stars 0 fork 0 watcher
Born at : Jan. 26, 2024, 10:07 a.m. This repo has been linked 161 different CVEs too.
Profile Photo
lnick2023/nicenice

None

Updated: 1 year, 8 months ago
0 stars 0 fork 0 watcher
Born at : Jan. 11, 2023, 1:21 p.m. This repo has been linked 1042 different CVEs too.
Profile Photo
Threekiii/Vulhub-Reproduce

一个Vulhub漏洞复现知识库

vulnerability exploit

Updated: 1 week, 6 days ago
448 stars 87 fork 87 watcher
Born at : March 3, 2022, 8:38 a.m. This repo has been linked 171 different CVEs too.
Profile Photo
Threekiii/Awesome-POC

一个漏洞POC知识库 目前数量 1000+

poc

Updated: 1 week, 6 days ago
3417 stars 682 fork 682 watcher
Born at : Feb. 20, 2022, 6:43 a.m. This repo has been linked 405 different CVEs too.
Profile Photo
SexyBeast233/SecBooks

安全类各家文库大乱斗

HTML CSS JavaScript Go Python Shell C

Updated: 1 week, 6 days ago
856 stars 214 fork 214 watcher
Born at : Feb. 15, 2022, 3:14 a.m. This repo has been linked 568 different CVEs too.
Profile Photo
cyberharsh/Gitcve-2017-8386

None

Dockerfile

Updated: 4 years, 2 months ago
0 stars 0 fork 0 watcher
Born at : June 20, 2020, 8:15 a.m. This repo has been linked 1 different CVEs too.
Profile Photo
xbl3/awesome-cve-poc_qazbnm456

None

Updated: 1 month ago
13 stars 4 fork 4 watcher
Born at : May 25, 2020, 7:51 a.m. This repo has been linked 1027 different CVEs too.
Profile Photo
cecileDo/secuTP-gitVulnerability

None

Dockerfile Shell

Updated: 4 years, 9 months ago
0 stars 0 fork 0 watcher
Born at : Dec. 1, 2019, 2:24 p.m. This repo has been linked 1 different CVEs too.
Profile Photo
qazbnm456/awesome-cve-poc

✍️ A curated list of CVE PoCs.

awesome cve poc

Updated: 1 week, 4 days ago
3289 stars 678 fork 678 watcher
Born at : Feb. 2, 2017, 6:43 a.m. This repo has been linked 1042 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2017-8386 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2017-8386 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference MITRE http://public-inbox.org/git/xmqq8tm5ziat.fsf%40gitster.mtv.corp.google.com/ [No types assigned]
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3ISHYFLM2ACYHHY3JHCLF75X7UF4ZMDM/ [No types assigned]
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DPYRN7APMHY4ZFDPAKD22J5R4QJFY2JP/ [No types assigned]
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FDS3LSJJ3YGGQYIVPKQDVOCXWDSF6JGF/ [No types assigned]
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/FDS3LSJJ3YGGQYIVPKQDVOCXWDSF6JGF/
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/DPYRN7APMHY4ZFDPAKD22J5R4QJFY2JP/
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/3ISHYFLM2ACYHHY3JHCLF75X7UF4ZMDM/
    Removed Reference MITRE http://public-inbox.org/git/[email protected]/
  • CWE Remap by [email protected]

    Oct. 03, 2019

    Action Type Old Value New Value
    Changed CWE CWE-264 NVD-CWE-noinfo
  • CPE Deprecation Remap by [email protected]

    Oct. 30, 2018

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:novell:leap:42.1:*:*:*:*:*:*:* OR *cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Jan. 05, 2018

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2017:2491 [No Types Assigned]
    Added Reference https://access.redhat.com/errata/RHSA-2017:2004 [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 01, 2017

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/201706-04 [No Types Assigned]
  • Initial Analysis by [email protected]

    Jun. 13, 2017

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:S/C:P/I:P/A:P)
    Added CVSS V3 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/FDS3LSJJ3YGGQYIVPKQDVOCXWDSF6JGF/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/FDS3LSJJ3YGGQYIVPKQDVOCXWDSF6JGF/ Third Party Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-updates/2017-05/msg00090.html No Types Assigned http://lists.opensuse.org/opensuse-updates/2017-05/msg00090.html Mailing List, Third Party Advisory
    Changed Reference Type http://www.debian.org/security/2017/dsa-3848 No Types Assigned http://www.debian.org/security/2017/dsa-3848 Third Party Advisory, VDB Entry
    Changed Reference Type http://www.securitytracker.com/id/1038479 No Types Assigned http://www.securitytracker.com/id/1038479 Third Party Advisory
    Changed Reference Type http://www.ubuntu.com/usn/USN-3287-1 No Types Assigned http://www.ubuntu.com/usn/USN-3287-1 Exploit, Third Party Advisory
    Changed Reference Type http://public-inbox.org/git/[email protected]/ No Types Assigned http://public-inbox.org/git/[email protected]/ Mailing List, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/DPYRN7APMHY4ZFDPAKD22J5R4QJFY2JP/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/DPYRN7APMHY4ZFDPAKD22J5R4QJFY2JP/ Third Party Advisory
    Changed Reference Type http://www.securityfocus.com/bid/98409 No Types Assigned http://www.securityfocus.com/bid/98409 Third Party Advisory, VDB Entry
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/3ISHYFLM2ACYHHY3JHCLF75X7UF4ZMDM/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/3ISHYFLM2ACYHHY3JHCLF75X7UF4ZMDM/ Third Party Advisory
    Changed Reference Type https://insinuator.net/2017/05/git-shell-bypass-by-abusing-less-cve-2017-8386/ No Types Assigned https://insinuator.net/2017/05/git-shell-bypass-by-abusing-less-cve-2017-8386/ Mitigation, Third Party Advisory
    Changed Reference Type https://kernel.googlesource.com/pub/scm/git/git/+/3ec804490a265f4c418a321428c12f3f18b7eff5 No Types Assigned https://kernel.googlesource.com/pub/scm/git/git/+/3ec804490a265f4c418a321428c12f3f18b7eff5 Third Party Advisory
    Added CWE CWE-264
    Added CPE Configuration OR *cpe:2.3:a:git:git-shell:-:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:novell:leap:42.1:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:16.10:*:*:*:*:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:17.04:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:25:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:26:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2017-8386 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2017-8386 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.22 }} 0.01%

score

0.60470

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
: