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CVE-2012-3935· NVD / CVE Program· CNA cisco

Cisco Unified Presence (CUP) before 8.6(3) and Jabber Extensible Communications Platform (aka Jabber XCP) before 5.3 allow remote attackers

Cisco Unified Presence (CUP) before 8.6(3) and Jabber Extensible Communications Platform (aka Jabber XCP) before 5.3 allow remote attackers to cause a denial of service (process crash) via a crafted XMPP stream header, aka Bug ID CSCtu32832.

HighCVSS 7.8 · v2.0—No exploit No fix recorded
Published
Sep 12, 2012
Updated
Jun 16, 2026
EPSS
2.8% · 86th percentile
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Report tools

JSON

Action score

32

Monitor

Low priority for now.

CVSS
31 / 40 · 7.8 / 10
CISA KEV
0 / 30 · Not listed
EPSS
1 / 30 · 2.8%

Affected systems

VendorProduct
ciscounified presence
ciscojabber extensible communications platform

Affected versions

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

  • cisco jabber extensible communications platformup to 5.2 inclusive
  • cisco unified presenceup to 8.6\(2\) inclusive
  • cisco unified presence1.0
  • cisco unified presence6.0
  • cisco unified presence6.0_1
  • cisco unified presence6.0_2
  • cisco unified presence6.0(1)
  • cisco unified presence6.0(2)
  • cisco unified presence6.0(3)
  • cisco unified presence6.0(4)
  • cisco unified presence6.0(5)
  • cisco unified presence6.0(6)
  • cisco unified presence6.0(7)
  • cisco unified presence7.0
  • cisco unified presence7.0(1)
  • cisco unified presence7.0(2)
  • cisco unified presence7.0(3)
  • cisco unified presence7.0(4)
  • cisco unified presence7.0(5)
  • cisco unified presence7.0(6)

Same product

cisco: all records

Other highest-scoring records for the same primary product.

  • CVE-2008-1158The Presence Engine (PE) service in Cisco Unified Presence before 6.0(1) allows remote attackers to cause a denial of service (core dump and
    32Monitor
  • CVE-2008-1740The Presence Engine (PE) service in Cisco Unified Presence before 6.0(1) allows remote attackers to cause a denial of service (core dump and
    32Monitor
  • CVE-2008-1741The SIP Proxy (SIPD) service in Cisco Unified Presence before 6.0(3) allows remote attackers to cause a denial of service (core dump and ser
    32Monitor
  • CVE-2011-3288Cisco Unified Presence before 8.5(4) does not properly detect recursion during entity expansion, which allows remote attackers to cause a de
    31Monitor
  • CVE-2013-1197The XML parser in the server in Cisco Unified Presence (CUP) allows remote authenticated users to cause a denial of service (jabberd daemon
    27Monitor

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.

Credits

All researchers

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
none
Integrity
none
Availability
C · the service can be disrupted
Attack complexity
Low
Confidentiality impact
None
Integrity impact
None
Availability impact
C

Weakness class (CWE)

CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer

CVSS vector

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

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

ATT&CK techniques

—

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

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.

All records