HOMEVULNERABILITIESCVE-2012-2666
CRITICAL

CVE-2012-2666

CWE-377Published: July 9, 2021· Updated: Jun 16, 2026

9.8
CVSS v3.1

Official Description

golang/go in 1.0.2 fixes all.bash on shared machines. dotest() in src/pkg/debug/gosym/pclntab_test.go creates a temporary file with predicable name and executes it as shell script.

NVD Source

Technical Analysis

CVE-2012-2666 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

Go1 product(s)
go
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://bugzilla.suse.com/show_bug.cgi?id=765455
PATCHhttps://github.com/golang/go/commit/8ac275bb01588a8c0e6c0fe2de7fd11f08feccdd
PATCHhttps://bugzilla.suse.com/show_bug.cgi?id=765455
PATCHhttps://github.com/golang/go/commit/8ac275bb01588a8c0e6c0fe2de7fd11f08feccdd
ADVISORYhttps://codereview.appspot.com/5992078
ADVISORYhttps://security.netapp.com/advisory/ntap-20210902-0009/
ADVISORYhttps://www.whitesourcesoftware.com/vulnerability-database/CVE-2012-2666
ADVISORYhttps://codereview.appspot.com/5992078
ADVISORYhttps://security.netapp.com/advisory/ntap-20210902-0009/
ADVISORYhttps://www.whitesourcesoftware.com/vulnerability-database/CVE-2012-2666

All References (10)

→
https://bugzilla.suse.com/show_bug.cgi?id=765455Issue Tracking · Patch · Third Party Advisory
→
https://codereview.appspot.com/5992078Exploit · Third Party Advisory
→
https://github.com/golang/go/commit/8ac275bb01588a8c0e6c0fe2de7fd11f08feccddPatch · Third Party Advisory
→
https://security.netapp.com/advisory/ntap-20210902-0009/Third Party Advisory
→
https://www.whitesourcesoftware.com/vulnerability-database/CVE-2012-2666Third Party Advisory
→
https://bugzilla.suse.com/show_bug.cgi?id=765455Issue Tracking · Patch · Third Party Advisory
→
https://codereview.appspot.com/5992078Exploit · Third Party Advisory
→
https://github.com/golang/go/commit/8ac275bb01588a8c0e6c0fe2de7fd11f08feccddPatch · Third Party Advisory
→
https://security.netapp.com/advisory/ntap-20210902-0009/Third Party Advisory
→
https://www.whitesourcesoftware.com/vulnerability-database/CVE-2012-2666Third Party Advisory

Quick Facts

CVE IDCVE-2012-2666
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-377
CISA KEVNo
Affected1 vendor(s)
PublishedJul 9, 2021

Related CVEs (CWE-377)

CVE-2018-25068
9.8
CVE-2011-4119
9.8
CVE-2013-4561
9.1
CVE-2018-16494
8.8
CVE-2022-21809
8.1
CVE-2025-7707
7.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2012-2666 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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