CVE & CISA-KEV Catalog

CVE-2017-2616

MEDIUM
5.5
CVSS v3
NVD

Description

A race condition was found in util-linux before 2.32.1 in the way su handled the management of child processes. A local authenticated attacker could use this flaw to kill other processes with root privileges under specific conditions.

CWE-267CWE-362Race Condition

How to fix

Remediation Available
coreutilsDebian
Fixed in:8.20-1CVE-2017-2616
Fixed in:8.20-1CVE-2017-2616
Fixed in:8.20-1CVE-2017-2616
Fixed in:8.20-1CVE-2017-2616
loginUbuntu
Fixed in:1:4.1.5.1-1ubuntu9.4USN-3276-1
Fixed in:1:4.2-3.1ubuntu5.2USN-3276-1
passwdUbuntu
Fixed in:1:4.1.5.1-1ubuntu9.4USN-3276-1
Fixed in:1:4.2-3.1ubuntu5.2USN-3276-1
shadowUbuntu
Fixed in:1:4.1.5.1-1ubuntu9.4USN-3276-1
Fixed in:1:4.2-3.1ubuntu5.2USN-3276-1
uidmapUbuntu
Fixed in:1:4.1.5.1-1ubuntu9.4USN-3276-1
Fixed in:1:4.2-3.1ubuntu5.2USN-3276-1

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

ConfidentialityNone
IntegrityNone
AvailabilityHigh

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

0.28%probability of exploitation in 30 days
20thpercentile

Low risk: more likely to be exploited than 20% of all known CVEs.

References

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Markdown

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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 2024-11-21.