Vulnerability DatabaseCVE-2020-35448
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CVE-2020-35448
December 27, 2020
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.
Related Resources (8)
https://security.alpinelinux.org/vuln/CVE-2020-35448
https://security.gentoo.org/glsa/202107-24
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=8642dafaef21aa6747cec01df1977e9c52eb4679
https://access.redhat.com/security/cve/CVE-2020-35448
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=8642dafaef21aa6747cec01df1977e9c52eb4679
https://security-tracker.debian.org/tracker/CVE-2020-35448
https://security.netapp.com/advisory/ntap-20210129-0008/
https://sourceware.org/bugzilla/show_bug.cgi?id=26574
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CVSS v4
Base Score:
4.8
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
3.3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
CVSS v2
Base Score:
4.3
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
EPSS
Base Score:
0.13