Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnu | Binutils | < 2.34 |
| Fedoraproject | Fedora | 32 |
| Netapp | Cloud Backup | - |
| Netapp | Ontap Select Deploy Administration Utility | - |
| Netapp | Solidfire\, Enterprise Sds \& Hci Storage Node | - |
| Netapp | Solidfire \& Hci Management Node | - |
| Broadcom | Brocade Fabric Operating System Firmware | - |
| Netapp | Hci Compute Node Firmware | - |
| Netapp | Hci Compute Node | - |
Related Weaknesses (CWE)
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1911437ExploitIssue TrackingPatch
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/202107-24Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210212-0007/Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1911437ExploitIssue TrackingPatch
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/202107-24Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210212-0007/Third Party Advisory
FAQ
What is CVE-2020-35493?
CVE-2020-35493 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 impa...
How severe is CVE-2020-35493?
CVE-2020-35493 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-35493?
Check the references section above for vendor advisories and patch information. Affected products include: Gnu Binutils, Fedoraproject Fedora, Netapp Cloud Backup, Netapp Ontap Select Deploy Administration Utility, Netapp Solidfire\, Enterprise Sds \& Hci Storage Node.