What is CVE-2011-1889?

CVE-2011-1889 is a vulnerability in N/a. Published 2011-06-16.

Is CVE-2011-1889 known to be exploited?

Yes. CVE-2011-1889 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-03), indicating it is being actively exploited. 2 public proof-of-concept repositories are indexed.

Vulnerability in N/a

CVE-2011-1889

The NSPLookupServiceNext function in the client in Microsoft Forefront Threat Management Gateway (TMG) 2010 allows remote attackers to execute arbitrary code via vectors involving unspecified requests, aka "TMG Firewall Client Memory Corru…

EPSS: 0.881 (99.5th percentile) — read the EPSS interpretation.

Affected products

N/a — versions n/a

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2022-03-03. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-03-24.

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

1025637 (vdb-entry, x_refsource_SECTRACK)
MS11-040 (x_refsource_MS, vendor-advisory)
ms-tmg-firewall-bo(67736) (vdb-entry, x_refsource_XF)
48181 (vdb-entry, x_refsource_BID)
44857 (x_refsource_SECUNIA, third-party-advisory)
oval:org.mitre.oval:def:12642 (x_refsource_OVAL, signature, vdb-entry)

Frequently asked questions

What is CVE-2011-1889?: CVE-2011-1889 is a vulnerability in N/a. Published 2011-06-16.
Is CVE-2011-1889 known to be exploited?: Yes. CVE-2011-1889 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-03), indicating it is being actively exploited. 2 public proof-of-concept repositories are indexed.