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CVE-2015-4271· NVD / CVE Program· CNA cisco

Cisco TelePresence TC before 7.3.4 on Integrator C devices allows remote attackers to bypass authentication via vectors involving multiple r

Cisco TelePresence TC before 7.3.4 on Integrator C devices allows remote attackers to bypass authentication via vectors involving multiple request parameters, aka Bug ID CSCuv00604.

MediumCVSS 6.4 · v2.0—No exploit No fix recorded
Published
Jul 15, 2015
Updated
Jun 16, 2026
EPSS
2.4% · 83th percentile
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Report tools

JSON

Action score

26

Monitor

Low priority for now.

CVSS
25 / 40 · 6.4 / 10
CISA KEV
0 / 30 · Not listed
EPSS
1 / 30 · 2.4%

Affected systems

VendorProduct
ciscotelepresence tc software

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • cisco telepresence tc software7.3.0
  • cisco telepresence tc software7.3.1
  • cisco telepresence tc software7.3.2
  • cisco telepresence tc software7.3.3

Other highest-scoring records for the same primary product.

  • CVE-2016-1387The XML API in TelePresence Codec (TC) 7.2.0, 7.2.1, 7.3.0, 7.3.1, 7.3.2, 7.3.3, 7.3.4, and 7.3.5 and Collaboration Endpoint (CE) 8.0.0, 8.0
    40Plan
  • CVE-2014-2169Cisco TelePresence TC Software 4.x through 6.x before 6.2.0 and TE Software 4.x and 6.0 allow remote authenticated users to execute arbitrar
    37Monitor
  • CVE-2014-2174Cisco TelePresence T, TelePresence TE, and TelePresence TC before 7.1 do not properly implement access control, which allows remote attacker
    33Monitor
  • CVE-2013-3379The firewall subsystem in Cisco TelePresence TC Software before 4.2 does not properly implement rules that grant access to hosts, which allo
    33Monitor
  • CVE-2015-0722The network drivers in Cisco TelePresence T, Cisco TelePresence TE, and Cisco TelePresence TC before 7.3.2 allow remote attackers to cause a
    32Monitor
  • CVE-2013-3378Cisco TelePresence TC Software before 6.1 and TE Software before 4.1.3 allow remote attackers to cause a denial of service (temporary device
    32Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • No special conditions are required; it is repeatable.

If successful

Confidentiality
P · data can be read
Integrity
P · data or configuration can be modified
Availability
none
Attack complexity
Low
Confidentiality impact
P
Integrity impact
P
Availability impact
None

CVSS vector

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

nvd-primary

Noroxi analysis

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Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

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