SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2011-4191

Stack-based buffer overflow in the xdrDecodeString function in XNFS.NLM in Novell NetWare 6.5 SP8 allows remote attackers to execute arbitrary code or cause a denial of service (abend or NFS outage) via long packets.

EXPLOIT ×3 ✓HIGH 7.5EPSS 10.2%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 10.2%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.

Description

Stack-based buffer overflow in the xdrDecodeString function in XNFS.NLM in Novell NetWare 6.5 SP8 allows remote attackers to execute arbitrary code or cause a denial of service (abend or NFS outage) via long packets.

CVSS 2.0
7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS
10.24% probability · 96th percentile
Public exploits
3 in Exploit-DB · verified · first 6 January 2012
CISA KEV
Not listed
Weakness
CWE-119
Affected
novell/netware
Source
cve@mitre.org
EPSS trend
0%8%15%26 October 2026: 10.24%26 October 202626 October 2026

EPSS 10.2% since 26 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Public exploits (3)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-18351source ↗Novell Netware - XNFS caller_name xdrDecodeString Remote Code Executionnetware · Francis Provencherdos10 January 2012yes
EDB-18328source ↗Novell Netware - XNFS.NLM STAT Notify Remote Code Executionnetware · Francis Provencherdos6 January 2012yes
EDB-18327source ↗Novell Netware - XNFS.NLM NFS Rename Remote Code Executionnetware · Francis Provencherdos6 January 2012yes

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.