What is the CVSS score of CVE-2013-0149?

CVE-2013-0149 has a CVSS 2.0 base score of 5.8 (Medium). CVSS vector: AV:N/AC:M/Au:N/C:P/I:N/A:P. EPSS exploitation probability: 0.8%.

iOS CVE-2013-0149

MEDIUM

2013-08-05 cret@cert.org

Denial Of Service Apple iOS Cisco Ios Xe Staros Pix Firewall Software Asa 5500 Nx Os Fwsm

5.8

CVSS 2.0 · NVD

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Vulnerability Assessment

Impact	CVSS score of 5.8 (MEDIUM). Attack characteristics: network attack vector, M complexity. EPSS exploitation probability: 0.82%.
Exploit ScenarioDerived	This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

No patch listed yet 0.8% exploitation probability (EPSS)

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AnalysisAI

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

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Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

The OSPF implementation in Cisco IOS 12.0 through 12.4 and 15.0 through 15.3, IOS-XE 2.x through 3.9.xS, ASA and PIX 7.x through 9.1, FWSM, NX-OS, and StarOS before 14.0.50488 does not properly validate Link State Advertisement (LSA) type 1 packets before performing operations on the LSA database, which allows remote attackers to cause a denial of service (routing disruption) or obtain sensitive packet information via a (1) unicast or (2) multicast packet, aka Bug IDs CSCug34485, CSCug34469, CSCug39762, CSCug63304, and CSCug39795. Affected products include: Cisco Ios, Cisco Ios Xe, Cisco Asa 5500, Cisco Pix Firewall Software, Cisco Fwsm. Version information: through 12.4.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 5.8 MEDIUM

AV:N/AC:M/Au:N/C:P/I:N/A:P

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Confidentiality

Integrity

None

Availability

DescriptionCVE.org

Threat Intelligence Overview

EPSS Score

0.8%

Top 26% exploitable

Data Quality

3 sources

Confidence: Low

NVD

CVE.org

EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity MEDIUM

CISA KEV No

Public POC No

EPSS 0.8%

Patch available No

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

None

System Exposure· derived

Open

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +1

CVSS: +29

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Denial of Service MEDIUM

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)CVE.org

cpe:2.3:o:cisco:ios:12.0:*:*:*:*:*:*:*

cpe:2.3:o:cisco:ios:12.0\(1\):*:*:*:*:*:*:*

cpe:2.3:o:cisco:ios:12.0\(1\)s:*:*:*:*:*:*:*

cpe:2.3:o:cisco:ios:12.0\(1\)st:*:*:*:*:*:*:*

cpe:2.3:o:cisco:ios:12.0\(1\)w:*:*:*:*:*:*:*

cpe:2.3:o:cisco:ios:12.0\(1\)xa3:*:*:*:*:*:*:*

cpe:2.3:o:cisco:ios:12.0\(1\)xb:*:*:*:*:*:*:*

cpe:2.3:o:cisco:ios:12.0\(1\)xe:*:*:*:*:*:*:*

cpe:2.3:o:cisco:ios:12.0\(2\):*:*:*:*:*:*:*

cpe:2.3:o:cisco:ios:12.0\(2\)xc:*:*:*:*:*:*:*

cpe:2.3:o:cisco:ios:12.0\(2\)xd:*:*:*:*:*:*:*

cpe:2.3:o:cisco:ios:12.0\(2\)xe:*:*:*:*:*:*:*

cpe:2.3:o:cisco:ios:12.0\(2\)xf:*:*:*:*:*:*:*

cpe:2.3:o:cisco:ios:12.0\(2\)xg:*:*:*:*:*:*:*

cpe:2.3:o:cisco:ios:12.0\(2a\):*:*:*:*:*:*:*

cpe:2.3:o:cisco:ios:12.0\(2b\):*:*:*:*:*:*:*

cpe:2.3:o:cisco:ios:12.0\(3\):*:*:*:*:*:*:*

cpe:2.3:o:cisco:ios:12.0\(3\)t2:*:*:*:*:*:*:*

cpe:2.3:o:cisco:ios:12.0\(3\)xe:*:*:*:*:*:*:*

cpe:2.3:o:cisco:ios:12.0\(3.2\):*:*:*:*:*:*:*

+ 546 more

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References

Advisories & patches

ADVISORY http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130801-lsaospf REF http://www.kb.cert.org/vuls/id/229804

Search Externally

GitHub PoC

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