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cve[email protected]CVE-2021-29922
HistoryAug 07, 2021 - 5:15 p.m.

CVE-2021-29922

2021-08-0717:15:00
NVD-CWE-noinfo
[email protected]
web.nvd.nist.gov
103
11
rust
cve-2021-29922
ip address
parsing issue
security vulnerability

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.9 High

AI Score

Confidence

High

6.4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.005 Low

EPSS

Percentile

75.9%

JSON

library/std/src/net/parser.rs in Rust before 1.53.0 does not properly consider extraneous zero characters at the beginning of an IP address string, which (in some situations) allows attackers to bypass access control that is based on IP addresses, because of unexpected octal interpretation.

CPENameOperatorVersion
rust-lang:rustrust-lang rustlt1.53.0

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CentOS 8 : rust-toolset:rhel8 (CESA-2021:4270)
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Oracle Linux 8 : rust-toolset:ol8 (ELSA-2021-4270)
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9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.9 High

AI Score

Confidence

High

6.4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.005 Low

EPSS

Percentile

75.9%

JSON
Related for CVE-2021-29922
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