CVE-2013-1165

CVE-2013-1165 is a high-severity vulnerability in Cisco Ios Xe with a CVSS 2.0 base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

• Severity: High (CVSS 2.0 base score 7.8)
• EPSS exploit prediction: 2% (77th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-20
• Affected product: Cisco Ios Xe
• Published: 2013-04-11
• Last modified: 2026-06-16

Description

Cisco IOS XE 2.x and 3.x before 3.4.5S, and 3.5 through 3.7 before 3.7.1S, on 1000 series Aggregation Services Routers (ASR) allows remote attackers to cause a denial of service (card reload) by sending many crafted L2TP packets, aka Bug ID CSCtz23293.

Frequently asked questions

What is CVE-2013-1165?

Cisco IOS XE 2.x and 3.x before 3.4.5S, and 3.5 through 3.7 before 3.7.1S, on 1000 series Aggregation Services Routers (ASR) allows remote attackers to cause a denial of service (card reload) by sending many crafted L2TP packets, aka Bug ID CSCtz23293.

How severe is CVE-2013-1165?

CVE-2013-1165 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2013-1165 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-1165?

CVE-2013-1165 primarily affects Cisco Ios Xe. In total, 38 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-1165?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2013-1165 published?

CVE-2013-1165 was published on 2013-04-11 and last updated on 2026-06-16.

References

• http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130410-asr1000

Affected products (38)

• cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.1.0:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.1.1:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.1.2:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.2.1:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.2.2:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.2.3:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.3.0:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.3.1:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.3.1t:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.3.2:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.4.0:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.4.1:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.4.2:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.4.3:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.4.4:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.5.0:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.5.1:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.5.2:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.6.0:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.6.1:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:2.6.2:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.1.0s:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.1.1s:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.1.2s:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.1.3s:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.1.4s:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.4.0as:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.4.0s:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.4.2s:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.7.0s:*:*:*:*:*:*:*
• cpe:2.3:h:cisco:asr_1001:-:*:*:*:*:*:*:*
• cpe:2.3:h:cisco:asr_1002:-:*:*:*:*:*:*:*
• cpe:2.3:h:cisco:asr_1002-x:-:*:*:*:*:*:*:*
• cpe:2.3:h:cisco:asr_1002_fixed_router:-:*:*:*:*:*:*:*
• cpe:2.3:h:cisco:asr_1004:-:*:*:*:*:*:*:*
• cpe:2.3:h:cisco:asr_1006:-:*:*:*:*:*:*:*
• cpe:2.3:h:cisco:asr_1023_router:-:*:*:*:*:*:*:*

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