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CVE-2009-0629

17
FAUCET Score

CVE-2009-0629 describes a denial-of-service vulnerability in Cisco IOS 12.2 and 12.4, affecting various features including ALPS, STUN, BSTUN, NCIA, DLSw, RSRB, PPTP, X.25 RBP, XOT, and X.25 Routing. Remote attackers can trigger a device reload by sending a series of crafted TCP packets. The vulnerability has a CVSS score of 5.4, indicating a network-based attack with high complexity and a complete denial of service impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
12.2CPE matchmatch criteria
cpe:2.3:o:cisco:ios:12.2:*:*:*:*:*:*:*
12.2bCPE matchmatch criteria
cpe:2.3:o:cisco:ios:12.2b:*:*:*:*:*:*:*
12.2bcCPE matchmatch criteria
cpe:2.3:o:cisco:ios:12.2bc:*:*:*:*:*:*:*
12.2bwCPE matchmatch criteria
cpe:2.3:o:cisco:ios:12.2bw:*:*:*:*:*:*:*
12.2bxCPE matchmatch criteria
cpe:2.3:o:cisco:ios:12.2bx:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.4MEDIUM

AV:N/AC:H/Au:N/C:N/I:N/A:C

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Exploitability Score
4.9
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
4.03%
Probability of exploitation in next 30 days
EPSS Percentile
89.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0403 is in the 86th percentile among its peer group of 19,958 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

secunia.com / advisories/34438
Third Party Advisory
securitytracker.com / id
Third Party AdvisoryVDB Entry
exchange.xforce.ibmcloud.com / vulnerabilities/49420
Third Party AdvisoryVDB Entry
cisco.com / en/US/products/products_security_advisory09186a0080a90469.shtml
Vendor Advisory
cisco.com / en/US/products/products_security_advisory09186a0080a904cb.shtml
Vendor Advisory
securityfocus.com / bid/34238
Third Party AdvisoryVDB Entry
vupen.com / english/advisories/2009/0851
Third Party Advisory