CVE-2022-44792
handle_ipDefaultTTL in agent/mibgroup/ip-mib/ip_scalars.c in Net-SNMP 5.8 through 5.9.3 has a NULL Pointer Exception bug that can be used by a remote attacker (who has write access) to cause the instance to crash via a crafted UDP packet, resulting in…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 52.1%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
handle_ipDefaultTTL in agent/mibgroup/ip-mib/ip_scalars.c in Net-SNMP 5.8 through 5.9.3 has a NULL Pointer Exception bug that can be used by a remote attacker (who has write access) to cause the instance to crash via a crafted UDP packet, resulting in Denial of Service.
- CVSS 3.1
- 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 52.05% probability · 99th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- net-snmp/net-snmp · debian/debian linux · netapp/h300s firmware · netapp/h500s firmware · netapp/h700s firmware · netapp/h410s firmware
- Source
- cve@mitre.org
References
- https://gist.github.com/menglong2234/b7bc13ae1a144f47cc3c95a7ea062428Exploit, Third Party Advisory
- https://github.com/net-snmp/net-snmp/issues/474Exploit, Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/01/msg00010.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20230223-0011/Third Party Advisory
- https://gist.github.com/menglong2234/b7bc13ae1a144f47cc3c95a7ea062428Exploit, Third Party Advisory
- https://github.com/net-snmp/net-snmp/issues/474Exploit, Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/01/msg00010.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20230223-0011/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.