The perl_trapd_handler function in perl/TrapReceiver/TrapReceiver.xs in Net-SNMP 5.7.3.pre3 and earlier, when using certain Perl versions, allows remote attackers to cause a denial of service (snmptrapd crash) via an empty community string in an SNMP trap, which triggers a NULL pointer dereference within the newSVpv function in Perl.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2014-2285 from the MITRE CVE dictionary dictionary and NIST NVD.
This issue did not affect the versions of net-snmp as shipped with Red Hat Enterprise Linux 6.
| Base Score | 4.3 |
|---|---|
| Base Metrics | AV:N/AC:M/Au:N/C:N/I:N/A:P |
| Access Vector | Network |
| Access Complexity | Medium |
| Authentication | None |
| Confidentiality Impact | None |
| Integrity Impact | None |
| Availability Impact | Partial |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 5 (net-snmp) | RHSA-2014:0322 | 2014-03-24 |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 7 | net-snmp | Not affected |
| Red Hat Enterprise Linux 6 | net-snmp | Not affected |
Vulmon