CVE-2015-5621 | BDVDB-2026-71215 Detail
Description#
The snmp_pdu_parse function in snmp_api.c in net-snmp 5.7.2 and earlier does not remove the varBind variable in a netsnmp_variable_list item when parsing of the SNMP PDU fails, which allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted packet.
Impact#
Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: network.
Weaknesses#
- CWE-190 Integer Overflow or Wraparound
References#
- http://lists.opensuse.org/opensuse-updates/2015-09/msg00004.html
- https://www.exploit-db.com/exploits/45547/
- http://sourceforge.net/p/net-snmp/code/ci/f23bcd3ac6ddee5d0a48f9703007ccc738914791/
- http://rhn.redhat.com/errata/RHSA-2015-1636.html
- http://www.securitytracker.com/id/1033304
- https://bugzilla.redhat.com/show_bug.cgi?id=1212408
- http://www.ubuntu.com/usn/USN-2711-1
- http://www.openwall.com/lists/oss-security/2015/04/16/15
- http://www.openwall.com/lists/oss-security/2015/04/13/1
- http://support.citrix.com/article/CTX209443
- https://www.debian.org/security/2018/dsa-4154
- http://www.openwall.com/lists/oss-security/2015/07/31/1
- https://sourceforge.net/p/net-snmp/bugs/2615/
- http://www.securityfocus.com/bid/76380
- https://cert-portal.siemens.com/productcert/pdf/ssa-978220.pdf
Exploit#
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.