CVE-2016-1343

CVE-2016-1343 is a critical-severity vulnerability in Cisco Information Server with a CVSS 3.x base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The XML parser in Cisco Information Server (CIS) 6.2 allows remote attackers to read arbitrary files or cause a denial of service (CPU and memory consumption) via an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue, aka Bug ID CSCuy39059.

Frequently asked questions

What is CVE-2016-1343?
The XML parser in Cisco Information Server (CIS) 6.2 allows remote attackers to read arbitrary files or cause a denial of service (CPU and memory consumption) via an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue, aka Bug ID CSCuy39059.
How severe is CVE-2016-1343?
CVE-2016-1343 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability high.
Is CVE-2016-1343 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-1343?
CVE-2016-1343 affects Cisco Information Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-1343?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2016-1343 published?
CVE-2016-1343 was published on 2016-04-30 and last updated on 2026-06-17.

References

Affected products (1)