CVE catalog
CVE-2011-3327
quagga - several
- Severity
- Unknown
- Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 7.61% · Oct 25, 2026
Heap-based buffer overflow in the ecommunity_ecom2str function in bgp_ecommunity.c in bgpd in Quagga before 0.99.19 allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code by sending a crafted BGP UPDATE message over IPv4. (bgpd): Heap-based buffer overflow by decoding BGP UPDATE message with unknown AS_PATH attributes The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | quagga | 5.0 | 0.99.10-1lenny1 | vulnerable |
| Debian | quagga | 5.0 | 0.99.10-1lenny2 | vulnerable |
| Debian | quagga | 5.0 | 0.99.10-1lenny3 | vulnerable |
| Debian | quagga | 5.0 | 0.99.10-1lenny5 | vulnerable |
| Debian | quagga | 5.0 | 0.99.10-1lenny6 | fixed |
| Debian | quagga | 6.0 | 0.99.17-2 | vulnerable |
| Debian | quagga | 6.0 | 0.99.17-2+squeeze2 | vulnerable |
| Debian | quagga | 6.0 | 0.99.17-2+squeeze3 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | quagga | deb | 5.0 | 0.99.10-1lenny6 | Not reported | DSA-2316-1 | Not reported |
| Debian | quagga | deb | 6.0 | 0.99.17-2+squeeze3 | Not reported | DSA-2316-1 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed: