NULL pointer dereference in GNU Adns
CVE-2017-9105
An issue was discovered in adns before 1.5.2. It corrupts a pointer when a nameserver speaks first because of a wrong number of pointer dereferences. This bug may well be exploitable as a remote code execution.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.036 (89.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 89.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.036 · newest: 0.036 · change: 0.000
Affected products
- GNU Adns
- Fedoraproject Fedora — versions 31, 32
Weakness classification (CWE)
References
- www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git (Third Party Advisory)
- www.chiark.greenend.org.uk/pipermail/adns-announce/2020/000004.html (Third Party Advisory, Release Notes)
- www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2017-9105?
- CVE-2017-9105 is a high-severity vulnerability in GNU Adns, classified under NULL Pointer Dereference. CVSS score: 8.8/10. Published 2020-06-18.
- How severe is CVE-2017-9105?
- High severity. CVSS v3 base score is 8.8 out of 10.