CVE & CISA-KEV Catalog

CVE-2015-3629

HIGH
7.8
CVSS v3
NVD

Description

Libcontainer 1.6.0, as used in Docker Engine, allows local users to escape containerization ("mount namespace breakout") and write to arbitrary file on the host system via a symlink attack in an image when respawning a container.

How to fix

Remediation Available
docker.ioDebian
Fixed in:1.6.1+dfsg1-1CVE-2015-3629
Fixed in:1.6.1+dfsg1-1CVE-2015-3629
Fixed in:1.6.1+dfsg1-1CVE-2015-3629
Fixed in:1.6.1+dfsg1-1CVE-2015-3629

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

0.60%probability of exploitation in 30 days
45thpercentile

Moderate risk: more likely to be exploited than 45% of all known CVEs.

References

Related Vulnerabilities

Other CWE-59 (Link Following) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2022-30333High7.599%KEV + RansomFix
CVE-2021-21300High8.089%-Fix
CVE-2021-32610High7.173%-Fix
CVE-2020-36193High7.571%KEVFix
CVE-2023-40028Medium4.958%-Fix
CVE-2020-0787High7.843%KEV + Ransom-
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.