Low severity · published Dec 27, 2020
CVE-2020-35448
An issue was discovered in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.35.1
3.3
CVSS
1.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 69% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BI
Binutils · Gnu
2.35.1 · source: NVD
OS
Ontap Select Deploy Administration Utility · Netapp
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-35448
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-35448
Third Party Advisory
https://security.gentoo.org/glsa/202107-24
Third Party Advisory
https://security.netapp.com/advisory/ntap-20210129-0008/
Exploit
https://sourceware.org/bugzilla/show_bug.cgi?id=26574
sourceware.org
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=8642dafaef21aa6747cec01df1977e9c52eb4679
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