No exploitation reportedFix available

CVE-2017-12836

No exploitation reported by the sources we read.

Published2017-08-24

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

CVS 1.12.x, when configured to use SSH for remote repositories, might allow remote attackers to execute arbitrary code via a repository URL with a crafted hostname, as demonstrated by "-oProxyCommand=id;localhost:/bar."

Timeline

dates in UTC

2017-08-2414:29CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2017-12836?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2017-12836?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Gnu cvs

Branch	Affected	Fixed in	Source
1.12	= 1.12.1	no fix published	NVD
1.12	= 1.12.3	no fix published	NVD
1.12	= 1.12.5	no fix published	NVD
1.12	= 1.12.6	no fix published	NVD
1.12	= 1.12.7	no fix published	NVD
1.12	= 1.12.9	no fix published	NVD
1.12	= 1.12.10	no fix published	NVD
1.12	= 1.12.11	no fix published	NVD
1.12	= 1.12.12	no fix published	NVD
1.12	= 1.12.13	no fix published	NVD

Canonical ubuntu linux

Branch	Affected	Fixed in	Source
14.4	= 14.04	no fix published	NVD
16.4	= 16.04	no fix published	NVD
17.4	= 17.04	no fix published	NVD

Debian debian linux

Branch	Affected	Fixed in	Source
8.0	= 8.0	no fix published	NVD
9.0	= 9.0	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

lists.nongnu.orgVendor Advisory
bugzilla.redhat.comPatch

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.07.5read 2026-10-23
NVDCVSS 2.05.1read 2026-10-23
FIRST EPSSEPSS score6.6 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Published: 2017-08-24
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2017-12836?

Is CVE-2017-12836 actively exploited?

Active exploitation of CVE-2017-12836 has not been confirmed. Its EPSS score was 6.6% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2017-12836?

CVE-2017-12836 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

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