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CVE-2023-29403· NVD / CVE Program· CNA Go

Unsafe behavior in setuid/setgid binaries in runtime

Noroxi assessment

Priority: Monitor (action score 31/100)

  • The sources we track (CISA KEV, Exploit-DB, Metasploit, Nuclei, GitHub) show no public exploit code or exploitation in the wild.
  • Probability of exploitation in the next 30 days: 0.42% (FIRST EPSS).
  • Someone with local access to the system can trigger it. No account or password is required. A user must open a link or visit a page. No special conditions are required; it is repeatable.
  • Fixed version: Go standard library runtime 1.19.10, 1.20.5.
  • Mentioned 1 time in Turkish national cyber security advisories (siberguvenlik.gov.tr).

Low priority for now. Upgrade to Go standard library runtime 1.19.10, 1.20.5 or later.

Generated automatically from the record's data: CVSS (NVD and CNA), CISA KEV and SSVC, FIRST EPSS, exploit sources, fixed versions. How we calculate it

Primary sources: NVD · CVE.org · FIRST EPSS

On Unix platforms, the Go runtime does not behave differently when a binary is run with the setuid/setgid bits. This can be dangerous in certain cases, such as when dumping memory state, or assuming the status of standard i/o file descriptors. If a setuid/setgid binary is executed with standard I/O file descriptors closed, opening any files can result in unexpected content being read or written with elevated privileges. Similarly, if a setuid/setgid program is terminated, either via panic or signal, it may leak the contents of its registers.

HighCVSS 7.8 · v3.1—No exploit Fix available
Published
Jun 8, 2023
Updated
Jun 17, 2026
EPSS
0.4% · 35th percentile

Report tools

JSON

Action score

31

Monitor

Low priority for now.

CVSS
31 / 40 · 7.8 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.4%

CISA SSVC decision

Exploitation
none
Automatable
no
Technical impact
total

Vulnrichment: CISA's decision-tree inputs.

Get told when this record changes

  • Not in KEV: no record of exploitation in the wild
  • No public exploit code on record
  • A fix has been released

If any of these changes, we'll tell you in the daily email digest.

Follow CVE-2023-29403

When you'll hear from us

  • when it enters CISA KEV
  • when exploit code appears or is weaponized
  • when the record is updated (including a fixed version)
  • when EPSS rises 20 points in a week

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Noroxi analysis

What does it mean in your environment?

The assessment above is generated automatically from the record's data; it doesn't know your environment. Our team verifies on your systems whether this vulnerability is actually exploitable and which mitigation is enough.

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Affected systems

Is your version affected?

Pick the product and type the version you run. It's compared with this record's version ranges in your browser; the version isn't sent anywhere.

VendorProduct
golanggo
fedoraprojectfedora

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • fedoraproject fedora38
  • golang gobefore 1.19.10
  • golang go1.20.0 and later · before 1.20.5

Versions reported by the vendor

Affected version ranges reported by the assigning authority (Go). Independent of NVD's CPE analysis and usually ahead of it.

  • Go standard library runtime

    • before 1.19.10affected · semver
    • 1.20.0-0 and later · before 1.20.5affected · semver

Package-level exposure

OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.

EcosystemPackageAffected rangeFix
AlmaLinux:8delvebefore 1.9.1-1.module_el8.8.0+3471+a62632a01.9.1-1.module_el8.8.0+3471+a62632a0
AlmaLinux:8go-toolsetbefore 1.19.10-1.module_el8.8.0+3571+89db2ae01.19.10-1.module_el8.8.0+3571+89db2ae0
AlmaLinux:8golangbefore 1.19.10-1.module_el8.8.0+3571+89db2ae01.19.10-1.module_el8.8.0+3571+89db2ae0
AlmaLinux:8golang-binbefore 1.19.10-1.module_el8.8.0+3571+89db2ae01.19.10-1.module_el8.8.0+3571+89db2ae0
AlmaLinux:8golang-docsbefore 1.19.10-1.module_el8.8.0+3571+89db2ae01.19.10-1.module_el8.8.0+3571+89db2ae0
AlmaLinux:8golang-miscbefore 1.19.10-1.module_el8.8.0+3571+89db2ae01.19.10-1.module_el8.8.0+3571+89db2ae0
AlmaLinux:8golang-racebefore 1.19.10-1.module_el8.8.0+3571+89db2ae01.19.10-1.module_el8.8.0+3571+89db2ae0
AlmaLinux:8golang-srcbefore 1.19.10-1.module_el8.8.0+3571+89db2ae01.19.10-1.module_el8.8.0+3571+89db2ae0
AlmaLinux:8golang-testsbefore 1.19.10-1.module_el8.8.0+3571+89db2ae01.19.10-1.module_el8.8.0+3571+89db2ae0
AlmaLinux:9go-toolsetbefore 1.19.10-1.el9_21.19.10-1.el9_2
AlmaLinux:9golangbefore 1.19.10-1.el9_21.19.10-1.el9_2
AlmaLinux:9golang-binbefore 1.19.10-1.el9_21.19.10-1.el9_2
AlmaLinux:9golang-docsbefore 1.19.10-1.el9_21.19.10-1.el9_2
AlmaLinux:9golang-miscbefore 1.19.10-1.el9_21.19.10-1.el9_2
AlmaLinux:9golang-racebefore 1.19.10-1.el9_21.19.10-1.el9_2
AlmaLinux:9golang-srcbefore 1.19.10-1.el9_21.19.10-1.el9_2
AlmaLinux:9golang-testsbefore 1.19.10-1.el9_21.19.10-1.el9_2
Debian:12golang-1.19from 0—
Gostdlibfrom 1.20.0-0 · before 1.20.51.20.5
Gostdlibbefore 1.19.101.19.10
openSUSE:Tumbleweedgo1.19before 1.19.10-1.11.19.10-1.1
openSUSE:Tumbleweedgo1.20before 1.20.5-1.11.20.5-1.1
Red Hat:devtools:2023::el7go-toolset-1.19before 0:1.19.10-1.el7_90:1.19.10-1.el7_9
Red Hat:devtools:2023::el7go-toolset-1.19-buildbefore 0:1.19.10-1.el7_90:1.19.10-1.el7_9

+34

Other highest-scoring records for the same primary product.

  • CVE-2018-7187The "go get" implementation in Go 1.9.4, when the -insecure command-line option is used, does not validate the import path (get/vcs.go only
    54Plan
  • CVE-2018-16873In Go before 1.10.6 and 1.11.x before 1.11.3, the "go get" command is vulnerable to remote code execution when executed with the -u flag and
    52Plan
  • CVE-2021-38297Go before 1.16.9 and 1.17.x before 1.17.2 has a Buffer Overflow via large arguments in a function invocation from a WASM module, when GOARCH
    42Plan

Published before and after this one in the same product

  • ← EarlierCVE-2023-29400May 11, 2023 · Improper handling of empty HTML attributes in html/template
    29Monitor
  • ← EarlierCVE-2023-29402Jun 8, 2023 · Code injection via go command with cgo in cmd/go
    40Plan
  • Later →CVE-2023-29404Jun 8, 2023 · Improper handling of non-optional LDFLAGS in go command with cgo in cmd/go
    40Plan

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
Go standard library runtime1.19.10Vendor (CNA)
Go standard library runtime1.20.5Vendor (CNA)
almalinux:delve1.9.1-1.module_el8.8.0+3471+a62632a0 · AlmaLinux:8Package registry (OSV)
almalinux:go-toolset1.19.10-1.module_el8.8.0+3571+89db2ae0 · AlmaLinux:8Package registry (OSV)
almalinux:golang1.19.10-1.module_el8.8.0+3571+89db2ae0 · AlmaLinux:8Package registry (OSV)
almalinux:golang-bin1.19.10-1.module_el8.8.0+3571+89db2ae0 · AlmaLinux:8Package registry (OSV)
almalinux:golang-docs1.19.10-1.module_el8.8.0+3571+89db2ae0 · AlmaLinux:8Package registry (OSV)
almalinux:golang-misc1.19.10-1.module_el8.8.0+3571+89db2ae0 · AlmaLinux:8Package registry (OSV)
almalinux:golang-race1.19.10-1.module_el8.8.0+3571+89db2ae0 · AlmaLinux:8Package registry (OSV)
almalinux:golang-src1.19.10-1.module_el8.8.0+3571+89db2ae0 · AlmaLinux:8Package registry (OSV)
almalinux:golang-tests1.19.10-1.module_el8.8.0+3571+89db2ae0 · AlmaLinux:8Package registry (OSV)
Go:stdlib1.19.10Package registry (OSV)
Go:stdlib1.20.5Package registry (OSV)
opensuse:go1.191.19.10-150000.1.34.1 · openSUSE:Leap 15.4Package registry (OSV)
opensuse:go1.201.20.5-150000.1.14.1 · openSUSE:Leap 15.4Package registry (OSV)
red hat:delve0:1.9.1-1.module+el8.8.0+16778+5fbb74f5 · Red Hat:enterprise_linux:8::appstreamPackage registry (OSV)
red hat:go-toolset-1.190:1.19.10-1.el7_9 · Red Hat:devtools:2023::el7Package registry (OSV)
red hat:go-toolset-1.19-build0:1.19.10-1.el7_9 · Red Hat:devtools:2023::el7Package registry (OSV)
red hat:go-toolset-1.19-golang0:1.19.10-1.el7_9 · Red Hat:devtools:2023::el7Package registry (OSV)
red hat:go-toolset-1.19-golang-bin0:1.19.10-1.el7_9 · Red Hat:devtools:2023::el7Package registry (OSV)
red hat:go-toolset-1.19-golang-docs0:1.19.10-1.el7_9 · Red Hat:devtools:2023::el7Package registry (OSV)
red hat:go-toolset-1.19-golang-misc0:1.19.10-1.el7_9 · Red Hat:devtools:2023::el7Package registry (OSV)
red hat:go-toolset-1.19-golang-race0:1.19.10-1.el7_9 · Red Hat:devtools:2023::el7Package registry (OSV)
red hat:go-toolset-1.19-golang-src0:1.19.10-1.el7_9 · Red Hat:devtools:2023::el7Package registry (OSV)
red hat:go-toolset-1.19-golang-tests0:1.19.10-1.el7_9 · Red Hat:devtools:2023::el7Package registry (OSV)
red hat:go-toolset-1.19-runtime0:1.19.10-1.el7_9 · Red Hat:devtools:2023::el7Package registry (OSV)
red hat:go-toolset-1.19-scldevel0:1.19.10-1.el7_9 · Red Hat:devtools:2023::el7Package registry (OSV)
rocky linux:go-toolset0:1.19.10-1.el9_2 · Rocky Linux:9Package registry (OSV)
rocky linux:golang0:1.19.10-1.el9_2 · Rocky Linux:9Package registry (OSV)
suse:go1.191.19.10-150000.1.34.1 · SUSE:Linux Enterprise Module for Development Tools 15 SP4Package registry (OSV)

+1

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

National notice (Türkiye Cybersecurity Directorate / USOM)

Official security notices citing this record; remediation advice is on the agency's page.

All national notices →

Technical details

Attack conditions

  • Someone with local access to the system can trigger it.
  • No account or password is required.
  • A user must open a link or visit a page.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
high · data can be read
Integrity
high · data or configuration can be modified
Availability
high · the service can be disrupted
Attack vector
Local
Attack complexity
Low
Privileges required
None
User interaction
Required
Scope
Unchanged
Confidentiality impact
High
Integrity impact
High
Availability impact
High

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Change log

  1. Fix✗ → ✓

For records you follow, these changes also arrive as notifications. →

References

All records