LiveActive security incident?Get immediate response
CVE Record

CVE-2013-6696: Cisco Adaptive Security Appliance (ASA) Software does not properly handle errors during the processing of D...

Cisco Adaptive Security Appliance (ASA) Software does not properly handle errors during the processing of DNS responses, which allows remote attackers to cause a denial of service (device reload) via a malformed response, aka Bug ID CSCuj28861.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysis

Security readout for executives and security teams

This vulnerability can cause a Cisco ASA security appliance to reload when it processes a malformed DNS response. For executives, the concern is availability: a firewall or VPN edge device restarting can interrupt traffic and remote access. The source bundle does not provide severity scoring, affected versions, or confirmed fixes. Exposure is limited to organizations running Cisco Adaptive Security Appliance Software versions affected by Cisco Bug ID CSCuj28861. The provided sources do not identify specific versions, configurations, or deployment conditions, so teams must verify their ASA releases against Cisco's advisory. Treat this as an availability risk for Cisco ASA environments. Prioritize confirmation on perimeter and VPN devices, because a reload can disrupt business traffic even without evidence of active exploitation. Mitigation focus: Review Cisco's security notice for affected ASA releases and official remediation guidance.; Inventory Cisco ASA deployments and record exact software versions.; Apply Cisco-recommended updates or workarounds if your release is listed as affected..

Prepared

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cve · low confidence lookup

CVE-2013-6696 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

Open ATT&CK lookup
Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
1Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.