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Ubuntu.comUB:CVE-2017-20004

HistoryApr 14, 2021 - 12:00 a.m.

CVE-2017-20004

2021-04-1400:00:00

ubuntu.com

rust

mutexguard

synchronization

memory safety

race conditions

unix

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.001

Percentile

30.9%

JSON

In the standard library in Rust before 1.19.0, there is a synchronization
problem in the MutexGuard object. MutexGuards can be used across threads
with any types, allowing for memory safety issues through race conditions.

References

github.com/rust-lang/rust/issues/41622

github.com/rust-lang/rust/pull/41624

launchpad.net/bugs/cve/CVE-2017-20004

nvd.nist.gov/vuln/detail/CVE-2017-20004

security-tracker.debian.org/tracker/CVE-2017-20004

www.cve.org/CVERecord?id=CVE-2017-20004

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.001

Percentile

30.9%

JSON

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