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Debian Security Bug TrackerDEBIANCVE:CVE-2021-31799

HistoryJul 30, 2021 - 2:15 p.m.

CVE-2021-31799

2021-07-3014:15:00

Debian Security Bug Tracker

security-tracker.debian.org

7 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

4.4 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

27.6%

JSON

In RDoc 3.11 through 6.x before 6.3.1, as distributed with Ruby through 3.0.1, it is possible to execute arbitrary code via | and tags in a filename.

OSVersionArchitecturePackageVersionFilename
Debian10allruby2.5< 2.5.5-3+deb10u4ruby2.5_2.5.5-3+deb10u4_all.deb
Debian11allruby2.7< 2.7.4-1ruby2.7_2.7.4-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	10	all	ruby2.5	< 2.5.5-3+deb10u4	ruby2.5_2.5.5-3+deb10u4_all.deb
Debian	11	all	ruby2.7	< 2.7.4-1	ruby2.7_2.7.4-1_all.deb

7 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

4.4 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

27.6%

JSON

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