What is CVE-2011-4040?

CVE-2011-4040 is a vulnerability in Njstar Njstar_communicator, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2011-11-21.

Is CVE-2011-4040 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Njstar Njstar_communicator

CVE-2011-4040

Buffer overflow in MiniSmtp 3.0.11818 in NJStar Communicator allows remote attackers to execute arbitrary code via a crafted packet.

Vulnerability class: Buffer Overflow

EPSS: 0.653 (99.2th percentile) — read the EPSS interpretation.

Affected products

Njstar Njstar_communicator — versions 3.0.11818
N/a — versions n/a

Weakness classification (CWE)

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

Public proof-of-concept exploits

rapid7/metasploit-framework
ARPSyndicate/cve-scores

References

cret@cert.org (US Government Resource, x_refsource_CERT-VN, third-party-advisory)

Frequently asked questions

What is CVE-2011-4040?: CVE-2011-4040 is a vulnerability in Njstar Njstar_communicator, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2011-11-21.
Is CVE-2011-4040 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.