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GitHub Advisory DatabaseGHSA-VQX7-PW4R-29RR

HistoryAug 25, 2021 - 8:47 p.m.

Out of bounds read in bumpalo

2021-08-2520:47:13

CWE-125

GitHub Advisory Database

github.com

bumpalo crate

issue discovered

realloc feature

unknown memory

attackers

cryptographic keys

rust.

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.003

Percentile

69.2%

JSON

An issue was discovered in the bumpalo crate before 3.2.1 for Rust. The realloc feature allows the reading of unknown memory. Attackers can potentially read cryptographic keys.

Affected configurations

Vulners

Node

bumpalo_projectbumpaloRange3.0.0–3.2.1rust

VendorProductVersionCPE
bumpalo_projectbumpalo*cpe:2.3:a:bumpalo_project:bumpalo:*:*:*:*:*:rust:*:*

Vendor	Product	Version	CPE
bumpalo_project	bumpalo	*	cpe:2.3:a:bumpalo_project:bumpalo::::::rust::*

References

github.com/advisories/GHSA-vqx7-pw4r-29rr

github.com/fitzgen/bumpalo/issues/69

nvd.nist.gov/vuln/detail/CVE-2020-35861

rustsec.org/advisories/RUSTSEC-2020-0006.html

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.003

Percentile

69.2%

JSON

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