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CVE

CVE-2020-35493

A flaw exists in binutils in bfd/pef.c. An attacker who is able to submit a crafted PEF file to be parsed by objdump cou

A flaw exists in binutils in bfd/pef.c. An attacker who is able to submit a crafted PEF file to be parsed by objdump could cause a heap buffer overflow - out-of-bounds read that could lead to an impact to application availability. This flaw affects binutils versions prior to 2.34.

MEDIUM · CVSS 5.5 EPSS 0.00469
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
▤

Affected Products & Versions

8
gnu binutils< 2.34
fedoraproject fedoraall versions
netapp cloud backupall versions
netapp ontap select deploy administration utilityall versions
netapp solidfire\, enterprise sds \& hci storage nodeall versions
netapp solidfire \& hci management nodeall versions
broadcom brocade fabric operating system firmwareall versions
netapp hci compute node firmwareall versions
⚠

Public Exploits & PoCs

1
pocbugzilla.redhat.com · show_bug.cgi?id=1911437bugzilla.redhat.com
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD04 Jan 2021 · 03:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

7
suse-csafopenSUSE-SU-2024:10651-1
suse-csafSUSE-SU-2022:0934-1
suse-csafopenSUSE-SU-2021:1475-1
suse-csafopenSUSE-SU-2021:3616-1
suse-csafSUSE-SU-2021:3616-1
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4KOK3QWSVOUJWJ54HVGIFWNLWQ5ZY4S6/
https://security.gentoo.org/glsa/202107-24Third Party Advisory
https://security.netapp.com/advisory/ntap-20210212-0007/Third Party Advisory
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