CVE-2021-42341

checkpath in OpenRC before 0.44.7 uses the direct output of strlen() to allocate strings, which does not account for the '\0' byte at the end of the string. This results in memory corruption. CVE-2021-42341 was introduced in git commit 63db2d99e730547339d1bdd28e8437999c380cae, which was introduced as part of OpenRC 0.44.0 development.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/OpenRC/openrc/issues/459	Exploit Patch Third Party Advisory
https://github.com/OpenRC/openrc/commit/bb8334104baf4d5a4a442a8647fb9204738f2204	Patch Third Party Advisory
https://bugs.gentoo.org/816900	Exploit Patch Third Party Advisory
https://github.com/OpenRC/openrc/pull/462	Patch Third Party Advisory
https://github.com/OpenRC/openrc/commit/63db2d99e730547339d1bdd28e8437999c380cae	Patch Third Party Advisory
https://github.com/OpenRC/openrc/issues/418	Exploit Patch Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:openrc_project:openrc:*:*:*:*:*:*:*:*

Information

Published : 2021-10-13 22:15

Updated : 2021-10-20 12:03

NVD link : CVE-2021-42341

Mitre link : CVE-2021-42341

JSON object : View

CWE

NVD-CWE-Other

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Products Affected

openrc_project

openrc

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