Buffer overflow in FreeBSD
CVE-2019-5600
In FreeBSD 12.0-STABLE before r349622, 12.0-RELEASE before 12.0-RELEASE-p7, 11.3-PRERELEASE before r349624, 11.3-RC3 before 11.3-RC3-p1, and 11.2-RELEASE before 11.2-RELEASE-p11, a bug in iconv implementation may allow an attacker to write past the end of an output buffer. Depending on the implementation, an attacker may be able to create a denial of service, provoke incorrect program behavior, or induce a remote code execution.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.049 (91.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.049 · newest: 0.049 · change: 0.000
Affected products
- FreeBSD — versions 11.3, FreeBSD 12.0 before 12.0-RELEASE-p7 and 11.2 before 11.2-RELEASE-p11, 12.0
Weakness classification (CWE)
References
- security.FreeBSD.org/advisories/FreeBSD-SA-19:09.iconv.asc (vendor-advisory, Vendor Advisory)
- packetstormsecurity.com/files/153520/FreeBSD-Security-Advisory-FreeBSD-SA-19-09… (VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-5600?
- CVE-2019-5600 is a critical-severity vulnerability in FreeBSD, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2019-07-03.
- How severe is CVE-2019-5600?
- Critical severity. CVSS v3 base score is 9.8 out of 10.