Integer overflow in nfdump - CVE-2019-14459
Published: June 25, 2020
Vulnerability identifier: #VU29238
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-14459
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
nfdump
nfdump
Software vendor:
phaag (Peter Haag)
phaag (Peter Haag)
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to integer overflow within the Process_ipfix_template_withdraw() function in ipfix.c. A remote attacker can pass specially crafted data to the application, trigger integer overflow and crash the process.
Remediation
Install updates from vendor's website.
External links
- https://github.com/phaag/nfdump/commit/3b006ededaf351f1723aea6c727c9edd1b1fff9b
- https://github.com/phaag/nfdump/issues/171
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ULSZMKA7P7REJMANVL7D6WMZ2L7IRSET/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YTONOGJU5FSMFNRCT6OHXYUMDRKH4RPA/
- https://security.gentoo.org/glsa/202003-17