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CVE-2008-3813

23
FAUCET Score

CVE-2008-3813 describes an unspecified vulnerability in Cisco IOS versions 12.2 and 12.4, specifically when the L2TP management daemon is enabled. This flaw allows remote attackers to trigger a denial of service, leading to a device reload, through a specially crafted L2TP packet. With a CVSS score of 7.8, this vulnerability is considered highly severe due to its network-based attack vector, low attack complexity, and complete impact on availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
12.2seCPE matchmatch criteria
cpe:2.3:o:cisco:ios:12.2se:*:*:*:*:*:*:*
12.2sgCPE matchmatch criteria
cpe:2.3:o:cisco:ios:12.2sg:*:*:*:*:*:*:*
12.2srbCPE matchmatch criteria
cpe:2.3:o:cisco:ios:12.2srb:*:*:*:*:*:*:*
12.4mrCPE matchmatch criteria
cpe:2.3:o:cisco:ios:12.4mr:*:*:*:*:*:*:*
12.4swCPE matchmatch criteria
cpe:2.3:o:cisco:ios:12.4sw:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.8HIGH

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.14%
Probability of exploitation in next 30 days
EPSS Percentile
86.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0314 is in the 76th percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 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/31990
Third Party Advisory
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5362
Third Party Advisory
cisco.com / en/US/products/products_security_advisory09186a0080a0157a.shtml
Third Party Advisory
securitytracker.com / id
Broken LinkThird Party AdvisoryVDB Entry
vupen.com / english/advisories/2008/2670
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