High severity · published Jun 6, 2017
CVE-2017-9462
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…
8.8
CVSS
21.7%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)21.7% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0; 9.0 · source: NVD
EL
Enterprise Linux Desktop · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Server · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Server Aus · Redhat
7.3; 7.4; 7.6 · source: NVD
EL
Enterprise Linux Server Eus · Redhat
7.3; 7.4; 7.5; 7.6 · source: NVD
EL
Enterprise Linux Server Tus · Redhat
7.3; 7.6 · source: NVD
EL
Enterprise Linux Workstation · Redhat
6.0; 7.0 · source: NVD
ME
Mercurial · Mercurial
before 4.1.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-9462
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-9462
Third Party Advisory
http://www.debian.org/security/2017/dsa-3963
Third Party Advisory
http://www.securityfocus.com/bid/99123
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1576
Issue Tracking
https://bugs.debian.org/861243
Mailing List
https://lists.debian.org/debian-lts-announce/2018/07/msg00005.html
Third Party Advisory
https://security.gentoo.org/glsa/201709-18
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