Out-of-bounds Read in Libslirp Project
CVE-2020-29130
slirp.c in libslirp through 4.3.1 has a buffer over-read because it tries to read a certain amount of header data even if that exceeds the total packet length.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.019 (78.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 78.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000
Affected products
- Libslirp Project
- Debian Linux — versions 9.0
- Fedoraproject Fedora — versions 32, 33
Weakness classification (CWE)
References
- lists.freedesktop.org/archives/slirp/2020-November/000115.html (Exploit, Mailing List, Vendor Advisory)
- www.openwall.com/lists/oss-security/2020/11/27/1 (mailing-list, Mailing List, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.debian.org/debian-lts-announce/2021/02/msg00024.html (mailing-list, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2023/03/msg00013.html (mailing-list)
Frequently asked questions
- What is CVE-2020-29130?
- CVE-2020-29130 is a medium-severity vulnerability in Libslirp Project, classified under Out-of-bounds Read. CVSS score: 4.3/10. Published 2020-11-26.
- How severe is CVE-2020-29130?
- Medium severity. CVSS v3 base score is 4.3 out of 10.