CVE-2021-29922

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-29922
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.

9.1 /10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.4 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 10.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
https://defcon.org/html/defcon-29/dc-29-speakers.html#kaoudis Third Party Advisory
https://doc.rust-lang.org/beta/std/net/struct.Ipv4Addr.html Vendor Advisory
https://github.com/rust-lang/rust/issues/83648 Exploit Issue Tracking Patch Third Party Advisory
https://github.com/rust-lang/rust/pull/83652 Patch Third Party Advisory
https://github.com/sickcodes/security/blob/master/advisories/SICK-2021-015.md Exploit Third Party Advisory
https://security.gentoo.org/glsa/202210-09 Third Party Advisory
https://defcon.org/html/defcon-29/dc-29-speakers.html#kaoudis Third Party Advisory
https://doc.rust-lang.org/beta/std/net/struct.Ipv4Addr.html Vendor Advisory
https://github.com/rust-lang/rust/issues/83648 Exploit Issue Tracking Patch Third Party Advisory
https://github.com/rust-lang/rust/pull/83652 Patch Third Party Advisory
https://github.com/sickcodes/security/blob/master/advisories/SICK-2021-015.md Exploit Third Party Advisory
https://security.gentoo.org/glsa/202210-09 Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:rust-lang:rust:*:*:*:*:*:*:*:*
History

21 Nov 2024, 06:01

Type Values Removed Values Added
References () https://defcon.org/html/defcon-29/dc-29-speakers.html#kaoudis - Third Party Advisory () https://defcon.org/html/defcon-29/dc-29-speakers.html#kaoudis - Third Party Advisory
References () https://doc.rust-lang.org/beta/std/net/struct.Ipv4Addr.html - Vendor Advisory () https://doc.rust-lang.org/beta/std/net/struct.Ipv4Addr.html - Vendor Advisory
References () https://github.com/rust-lang/rust/issues/83648 - Exploit, Issue Tracking, Patch, Third Party Advisory () https://github.com/rust-lang/rust/issues/83648 - Exploit, Issue Tracking, Patch, Third Party Advisory
References () https://github.com/rust-lang/rust/pull/83652 - Patch, Third Party Advisory () https://github.com/rust-lang/rust/pull/83652 - Patch, Third Party Advisory
References () https://github.com/sickcodes/security/blob/master/advisories/SICK-2021-015.md - Exploit, Third Party Advisory () https://github.com/sickcodes/security/blob/master/advisories/SICK-2021-015.md - Exploit, Third Party Advisory
References () https://security.gentoo.org/glsa/202210-09 - Third Party Advisory () https://security.gentoo.org/glsa/202210-09 - Third Party Advisory

07 Nov 2022, 16:36

Type Values Removed Values Added
References (GENTOO) https://security.gentoo.org/glsa/202210-09 - (GENTOO) https://security.gentoo.org/glsa/202210-09 - Third Party Advisory

16 Oct 2022, 17:15

Type Values Removed Values Added
References
  • (GENTOO) https://security.gentoo.org/glsa/202210-09 -

17 Aug 2021, 18:23

Type Values Removed Values Added
CPE cpe:2.3:a:rust-lang:rust:*:*:*:*:*:*:*:*
CWE NVD-CWE-noinfo
References (MISC) https://github.com/sickcodes/security/blob/master/advisories/SICK-2021-015.md - (MISC) https://github.com/sickcodes/security/blob/master/advisories/SICK-2021-015.md - Exploit, Third Party Advisory
References (MISC) https://github.com/rust-lang/rust/issues/83648 - (MISC) https://github.com/rust-lang/rust/issues/83648 - Exploit, Issue Tracking, Patch, Third Party Advisory
References (MISC) https://doc.rust-lang.org/beta/std/net/struct.Ipv4Addr.html - (MISC) https://doc.rust-lang.org/beta/std/net/struct.Ipv4Addr.html - Vendor Advisory
References (MISC) https://github.com/rust-lang/rust/pull/83652 - (MISC) https://github.com/rust-lang/rust/pull/83652 - Patch, Third Party Advisory
References (MISC) https://defcon.org/html/defcon-29/dc-29-speakers.html#kaoudis - (MISC) https://defcon.org/html/defcon-29/dc-29-speakers.html#kaoudis - Third Party Advisory
CVSS v2 : unknown
v3 : unknown 		v2 : 6.4
v3 : 9.1

07 Aug 2021, 17:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-08-07 17:15

Updated : 2024-11-21 06:01

NVD link : CVE-2021-29922

Mitre link : CVE-2021-29922

CVE.ORG link : CVE-2021-29922

JSON object : View

Products Affected

rust-lang

  • rust
CWE
NVD-CWE-noinfo