CVE-2020-35448
"GNU Binutils BFD Heap-based Buffer Over-read"
Description
An issue was discovered in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.35.1. A heap-based buffer over-read can occur in bfd_getl_signed_32 in libbfd.c because sh_entsize is not validated in _bfd_elf_slurp_secondary_reloc_section in elf.c.
INFO
Published Date :
Dec. 27, 2020, 4:15 a.m.
Last Modified :
Nov. 7, 2023, 3:21 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
1.4
Exploitability Score :
1.8
Public PoC/Exploit Available at Github
CVE-2020-35448 has a 1 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
Affected Products
The following products are affected by CVE-2020-35448
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2020-35448.
| URL | Resource |
|---|---|
| https://security.gentoo.org/glsa/202107-24 | Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20210129-0008/ | Third Party Advisory |
| https://sourceware.org/bugzilla/show_bug.cgi?id=26574 | Exploit Issue Tracking Third Party Advisory |
| https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=8642dafaef21aa6747cec01df1977e9c52eb4679 |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
None
asp-net-core csharp docker dockerfile javascript react webapi docker-compose
C# Dockerfile HTML JavaScript CSS
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2020-35448 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-35448 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Added Reference MITRE https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=8642dafaef21aa6747cec01df1977e9c52eb4679 [No types assigned] Removed Reference MITRE https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=8642dafaef21aa6747cec01df1977e9c52eb4679 -
Modified Analysis by [email protected]
Apr. 26, 2022
Action Type Old Value New Value Changed Reference Type https://security.gentoo.org/glsa/202107-24 No Types Assigned https://security.gentoo.org/glsa/202107-24 Third Party Advisory Removed CWE NIST CWE-20 -
CWE Remap by [email protected]
Jul. 21, 2021
Action Type Old Value New Value Changed CWE CWE-787 CWE-125 CWE-20 -
CVE Modified by [email protected]
Jul. 10, 2021
Action Type Old Value New Value Added Reference https://security.gentoo.org/glsa/202107-24 [No Types Assigned] -
Reanalysis by [email protected]
Apr. 28, 2021
Action Type Old Value New Value Removed CVSS V2 NIST (AV:N/AC:M/Au:N/C:P/I:P/A:P) Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:P/I:N/A:N) Removed CVSS V3.1 NIST AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Added CVSS V3.1 NIST AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N -
Modified Analysis by [email protected]
Feb. 01, 2021
Action Type Old Value New Value Changed Reference Type https://security.netapp.com/advisory/ntap-20210129-0008/ No Types Assigned https://security.netapp.com/advisory/ntap-20210129-0008/ Third Party Advisory Added CPE Configuration OR *cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Jan. 29, 2021
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20210129-0008/ [No Types Assigned] -
Initial Analysis by [email protected]
Dec. 30, 2020
Action Type Old Value New Value Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:P/I:P/A:P) Added CVSS V3.1 NIST AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Changed Reference Type https://sourceware.org/bugzilla/show_bug.cgi?id=26574 No Types Assigned https://sourceware.org/bugzilla/show_bug.cgi?id=26574 Exploit, Issue Tracking, Third Party Advisory Changed Reference Type https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=8642dafaef21aa6747cec01df1977e9c52eb4679 No Types Assigned https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=8642dafaef21aa6747cec01df1977e9c52eb4679 Patch, Third Party Advisory Added CWE NIST CWE-787 Added CPE Configuration OR *cpe:2.3:a:gnu:binutils:2.35.1:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-35448 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2020-35448
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.10 }} 0.01%
score
0.39674
percentile