| Name | CVE-2018-18066 |
| Description | snmp_oid_compare in snmplib/snmp_api.c in Net-SNMP before 5.8 has a NULL Pointer Exception bug that can be used by an unauthenticated attacker to remotely cause the instance to crash via a crafted UDP packet, resulting in Denial of Service. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| net-snmp (PTS) | jessie, jessie (lts) | 5.7.2.1+dfsg-1+deb8u6 | fixed |
| stretch (security) | 5.7.3+dfsg-1.7+deb9u3 | fixed |
| stretch (lts), stretch | 5.7.3+dfsg-1.7+deb9u5 | fixed |
| buster (security), buster, buster (lts) | 5.7.3+dfsg-5+deb10u4 | fixed |
| bullseye (security), bullseye | 5.9+dfsg-4+deb11u1 | fixed |
| bookworm | 5.9.3+dfsg-2 | fixed |
| sid, trixie | 5.9.4+dfsg-1.1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| net-snmp | source | wheezy | 5.4.3~dfsg-2.8+deb7u2 | | | |
| net-snmp | source | jessie | 5.7.2.1+dfsg-1+deb8u1 | | | |
| net-snmp | source | (unstable) | 5.7.3+dfsg-1.1 | | | |
Notes
https://sourceforge.net/p/net-snmp/code/ci/f23bcd3ac6ddee5d0a48f9703007ccc738914791/
The same commit as for other CVEs (CVE-2018-1000116, CVE-2015-5621) adresses this
issue, but might still not be just a duplicate but an independent issue fixed with
same commit.