CVE-2020-19726 - Vulnerability Details - OpenCVE

An issue was discovered in binutils libbfd.c 2.36 relating to the auxiliary symbol data allows attackers to read or write to system memory or cause a denial of service.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation poc

Automatable no

Technical Impact total

Vendors	Products
Gnu	Binutils

Configuration 1 [-]

cpe:2.3:a:gnu:binutils:2.36:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://nvd.nist.gov/vuln/detail/CVE-2020-19726
https://sourceware.org/bugzilla/show_bug.cgi?id=26240
https://sourceware.org/bugzilla/show_bug.cgi?id=26241
https://www.cve.org/CVERecord?id=CVE-2020-19726

History

Mon, 07 Oct 2024 19:15:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-400
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2023-08-22T00:00:00

Updated: 2024-10-04T16:24:21.173Z

Reserved: 2020-08-13T00:00:00

Link: CVE-2020-19726

Vulnrichment

Updated: 2024-08-04T14:15:28.286Z

NVD

Status : Modified

Published: 2023-08-22T19:16:05.730

Modified: 2024-11-21T05:09:22.540

Link: CVE-2020-19726

Redhat

Severity : Moderate

Publid Date: 2023-07-14T00:00:00Z

Links: CVE-2020-19726 - Bugzilla

{"bugzilla": {"description": "binutils: heap-based buffer overflow in bfd_getl32() in bfd/libbfd.c", "id": "2233934", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2233934"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.8", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "draft"}, "details": ["An issue was discovered in binutils libbfd.c 2.36 relating to the auxiliary symbol data allows attackers to read or write to system memory or cause a denial of service.", "A heap-based buffer overflow was found in binutils in the bfd_getl32() function, relating to the auxiliary symbol data. This flaw allows an attacker to read or write to system memory or cause a denial of service."], "name": "CVE-2020-19726", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "binutils", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "binutils", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "gdb", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "binutils", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "gcc-toolset-11-binutils", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "gcc-toolset-11-gdb", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "gcc-toolset-12-binutils", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "gcc-toolset-12-gdb", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "gcc-toolset-13-binutils", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "gcc-toolset-13-gdb", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "gdb", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "mingw-binutils", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "binutils", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "gcc-toolset-12-binutils", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "gcc-toolset-12-gdb", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "gcc-toolset-13-binutils", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "gcc-toolset-13-gdb", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "gdb", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "mingw-binutils", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2023-07-14T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-19726\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-19726"], "threat_severity": "Moderate"}