Buffer overflow in Xcftools Project
CVE-2019-5087
An exploitable integer overflow vulnerability exists in the flattenIncrementally function in the xcf2png and xcf2pnm binaries of xcftools 1.0.7. An integer overflow can occur while calculating the row's allocation size, that could be exploited to corrupt memory and eventually execute arbitrary code. In order to trigger this vulnerability, a victim would need to open a specially crafted XCF file.
EPSS: 0.036 (88.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Xcftools_project Xcftools — versions 1.0.7
- Debian Debian_linux — versions 9.0
- N/a Xcftools — versions xcftools 1.0.7
Weakness classification (CWE)
References
- talos-cna@cisco.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- talos-cna@cisco.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- talos-cna@cisco.com (Exploit, Third Party Advisory, x_refsource_MISC)
- talos-cna@cisco.com (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2019-5087?
- CVE-2019-5087 is a high-severity vulnerability in Xcftools Project, classified under Integer Overflow to Buffer Overflow. CVSS score: 8.8/10. Published 2019-11-21.
- How severe is CVE-2019-5087?
- High severity. CVSS v3 base score is 8.8 out of 10.