CVE catalog
CVE-2012-0255
quagga - several
- Severity
- Unknown
- Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 3.45% · Oct 25, 2026
The BGP implementation in bgpd in Quagga before 0.99.20.1 does not properly use message buffers for OPEN messages, which allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a message associated with a malformed Four-octet AS Number Capability (aka AS4 capability). (bgpd): Assertion failure by processing malformed AS4 capability in BGP OPEN message 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 | 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 | vulnerable |
| Debian | quagga | 6.0 | 0.99.17-3 | vulnerable |
| Debian | quagga | 6.0 | 0.99.17-4 | vulnerable |
| Debian | quagga | 6.0 | 0.99.18-1 | vulnerable |
| Debian | quagga | 6.0 | 0.99.18-2 | vulnerable |
| Debian | quagga | 6.0 | 0.99.19-1 | vulnerable |
| Debian | quagga | 6.0 | 0.99.20-1 | vulnerable |
| Debian | quagga | 6.0 | 0.99.20-1~bpo60+1 | vulnerable |
| Debian | quagga | 6.0 | 0.99.20-2 | vulnerable |
| Debian | quagga | 6.0 | 0.99.20-3 | vulnerable |
| Debian | quagga | 6.0 | 0.99.20-4 | vulnerable |
| Debian | quagga | 6.0 | 0.99.20.1-0+squeeze1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | quagga | deb | 6.0 | 0.99.20.1-0+squeeze1 | Not reported | DSA-2459-1 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed: