Integer overflow in Binutils - CVE-2018-18483
Published: October 18, 2018 / Updated: August 8, 2020
Vulnerability identifier: #VU36486
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-18483
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
The get_count function in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.31, allows remote attackers to cause a denial of service (malloc called with the result of an integer-overflowing calculation) or possibly have unspecified other impact via a crafted string, as demonstrated by c++filt.
Affected software
Binutils
Dell EMC Unity Operating Environment (OE)
Dell EMC Unity VSA Operating Environment (OE)
Dell EMC Unity Operating Environment (OE)
Dell EMC Unity VSA Operating Environment (OE)
How to mitigate CVE-2018-18483
Install update from vendor's website.
Dell EMC Unity Operating Environment (OE) - update to 5.0.3.0.5.014
Dell EMC Unity VSA Operating Environment (OE) - update to 5.0.3.0.5.014
Dell EMC Unity VSA Operating Environment (OE) - update to 5.0.3.0.5.014
External References
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00072.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00008.html
- http://www.securityfocus.com/bid/105689
- https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87602
- https://sourceware.org/bugzilla/show_bug.cgi?id=23767
- https://usn.ubuntu.com/4326-1/
- https://usn.ubuntu.com/4336-1/