CVE-2010-2891

libsmi 0.4.8 - Buffer Overflow via Long OID String

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2010-2891. PoCs published by Core Security.

AI-analyzed exploit summary The advisory describes a buffer overflow vulnerability in LibSMI's smiGetNode function when processing long OIDs in numerical form. The issue arises due to a statically allocated buffer of 128 elements being overwritten when an OID with more than 128 numeric tokens is provided.

Description

Buffer overflow in the smiGetNode function in lib/smi.c in libsmi 0.4.8 allows context-dependent attackers to execute arbitrary code via an Object Identifier (aka OID) represented as a numerical string containing many components separated by . (dot) characters.

Exploits (1)

exploitdb WRITEUP VERIFIED
by Core Security · textdoslinux
https://www.exploit-db.com/exploits/15293

The advisory describes a buffer overflow vulnerability in LibSMI's smiGetNode function when processing long OIDs in numerical form. The issue arises due to a statically allocated buffer of 128 elements being overwritten when an OID with more than 128 numeric tokens is provided.

Classification
Writeup 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Theoretical
Target: libsmi 0.4.8
No auth needed
Prerequisites: User input to smiGetNode function with a long OID in numerical form
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (18)

Core 18
Core References
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/43068
Vendor Advisory vendor-advisory x_refsource_mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2010:209
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2011/0212
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/41841
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/42902
Exploit, Patch vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/44276
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2011/dsa-2145
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2011/0111
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/42877
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/514382/100/0/threaded
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2011/0076
Third Party Advisory x_refsource_confirm
http://security-tracker.debian.org/tracker/CVE-2010-2891
Exploit, Patch exploit x_refsource_exploit-db
http://www.exploit-db.com/exploits/15293
Vendor Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2010/2764
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/62686

Scores

EPSS 0.1404
EPSS Percentile 96.1%

Details

CWE
CWE-119
Status published
Products (1)
tu-braunschweig/libsmi 0.4.8
Published Oct 28, 2010
Tracked Since Feb 18, 2026