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[email protected]CVE-2021-20294

HistoryApr 29, 2021 - 4:15 p.m.

CVE-2021-20294

2021-04-2916:15:09

CWE-787

[email protected]

web.nvd.nist.gov

104

binutils

readelf

cve-2021-20294

stack buffer overflow

security vulnerability

nvd

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.4 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

64.5%

JSON

A flaw was found in binutils readelf 2.35 program. An attacker who is able to convince a victim using readelf to read a crafted file could trigger a stack buffer overflow, out-of-bounds write of arbitrary data supplied by the attacker. The highest impact of this flaw is to confidentiality, integrity, and availability.

Affected configurations

Vulners

NVD

Node

gnubinutilsRange≤2.35.2

VendorProductVersionCPE
gnubinutils*cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
gnu	binutils	*	cpe:2.3:a:gnu:binutils::::::::

CNA Affected

[
  {
    "vendor": "n/a",
    "product": "binutils",
    "versions": [
      {
        "version": "binutils 2.35.2",
        "status": "affected"
      }
    ]
  }
]