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CVE-2017-9462

Good to know:

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Date: June 6, 2017

In Mercurial before 4.1.3, "hg serve --stdio" allows remote authenticated users to launch the Python debugger, and consequently execute arbitrary code, by using --debugger as a repository name.

Language: Python

Severity Score

Related Resources (14)

https://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_4.1.3_.282017-4-18.29
https://nvd.nist.gov/vuln/detail/CVE-2017-9462
https://web.archive.org/web/20200227162318/http://www.securityfocus.com/bid/99123
http://www.securityfocus.com/bid/99123
https://security.gentoo.org/glsa/201709-18
https://access.redhat.com/errata/RHSA-2017:1576
https://github.com/advisories/GHSA-ghjx-3jg5-h6r2
https://bugs.debian.org/861243
http://www.debian.org/security/2017/dsa-3963
https://access.redhat.com/security/cve/CVE-2017-9462
https://github.com/pypa/advisory-database/tree/main/vulns/mercurial/PYSEC-2017-91.yaml
https://lists.debian.org/debian-lts-announce/2018/07/msg00005.html
https://www.mercurial-scm.org/repo/hg/rev/77eaf9539499
https://www.mend.io/vulnerability-database/CVE-2017-9462

Severity Score

Weakness Type (CWE)

Incorrect Permission Assignment for Critical Resource

CWE-732

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): SINGLE
Confidentiality (C): COMPLETE
Integrity (I): COMPLETE
Availability (A): COMPLETE
Additional information:

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