CVE-2009-0927

Home/CVE/Adobe Reader and Adobe Acrobat Stack-Based Buffer Overflow Vulnerability

CVE

Adobe Reader and Adobe Acrobat Stack-Based Buffer Overflow Vulnerability

Stack-based buffer overflow in Adobe Reader and Adobe Acrobat 9 before 9.1, 8 before 8.1.3 , and 7 before 7.1.1 allows remote attackers to execute arbitrary code via a crafted argument to the getIcon method of a Collab object, a different vulnerability than CVE-2009-0658.

HIGH · CVSS 8.8 ⚠ CISA KEV EPSS 0.93826

Act now

Listed on CISA KEV (known exploited in the wild)
SSVC exploitation status: active
EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
EPSS percentile: top 0% of all CVEs by exploitation likelihood
Reliable Metasploit module available (rank: Good) - weaponised exploit code
Public exploit or PoC is available
CVSS base score ≥ 7.0

Sigma rules0 YARA rules0

Look this up elsewhere - one-click external pivots

NVD CVE.org CISA Vulners Exploit-DB GitHub PoC VulnCheck KEV GreyNoise

▸ How to read a CVE - triage first, then detect and patch

This page is every public fact about CVE-2009-0927, cross-linked. Its job is to answer one question fast - does this need my attention now? - and then hand you the two things you do about it. Here is how an analyst reads it.

Triage: should I act now? Four signals, and they are not interchangeable:

CVSSseverity - how bad it is IF exploited, 0-10. A high CVSS alone is not urgency; a flaw can be a perfect 10 and never actually be attacked. EPSSprobability - a model’s estimate of the chance it is exploited in the next 30 days, 0-1. This is the “will it actually happen” signal. CISA KEVconfirmed - it is being exploited in the wild right now. The strongest signal on the page; KEV beats any score. Weaponisedavailability - public exploits / PoCs, and especially Metasploit modules rated Excellent / Great. Reliable, packaged exploit code means low-skill attackers can use it today.

How they combine: KEV, or a dependable Metasploit module, means patch now regardless of CVSS. High CVSS + low EPSS + no exploit is real but not an emergency - schedule it. Low CVSS but KEV-listed still gets patched now. The verdict above already weighed these for you; this is how it got there.

Then what - two workflows:

Detectwhen you cannot patch today, follow this CVE to the ATT&CK techniques it enables, then Build a SIEM detection (the green button) - author a rule, test it in Atomic, deploy it. That buys visibility while the patch waits. PatchAffected products / packages tell you if you are exposed; Fixed versions by distribution and Vendor advisories give the exact version that closes it.

Reading order for the panels below: verdict + badges, then Public exploits / Metasploit (is it weaponised), then ATT&CK techniques + Sigma / IDS rules (can I detect it), then Affected products / packages + Fixed versions (am I exposed, what patches it), then Threat actors / IOCs (who uses it), then Scoring & timeline / references (the evidence).

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Required Remediation

Apply updates per vendor instructions.

View attack path from CVE-2009-0927

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ATT&CK techniques

Techniques this CVE enables - linked via CWECAPECATT&CK. High◆ = named directly in ATT&CK or Nuclei templates.

T1027 · Obfuscated Files or Information T1036.001 · Invalid Code Signature T1539 · Steal Web Session Cookie T1553.002 · Code Signing T1562.003 · Impair Command History Logging T1574.006 · Dynamic Linker Hijacking T1574.007 · Path Interception by PATH Environment Variable T1203 · Exploitation for Client Execution T1204.002 · Malicious File

▤ Build a SIEM detection for these techniques

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CAPEC attack patterns

Attack patterns this CVE enables - the bridge from weakness to ATT&CK technique.

CAPEC-CAPEC-10 · Buffer Overflow via Environment Variables CAPEC-CAPEC-101 · Server Side Include (SSI) Injection CAPEC-CAPEC-104 · Cross Zone Scripting CAPEC-CAPEC-108 · Command Line Execution through SQL Injection CAPEC-CAPEC-109 · Object Relational Mapping Injection CAPEC-CAPEC-110 · SQL Injection through SOAP Parameter Tampering CAPEC-CAPEC-120 · Double Encoding CAPEC-CAPEC-13 · Subverting Environment Variable Values CAPEC-CAPEC-135 · Format String Injection CAPEC-CAPEC-136 · LDAP Injection CAPEC-CAPEC-14 · Client-side Injection-induced Buffer Overflow CAPEC-CAPEC-153 · Input Data Manipulation

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Weakness Classification

CWE-121Stack-based Buffer Overflow

CWE-20Improper Input Validation

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Affected Products & Versions

adobe acrobat reader>= 7.0 and < 7.1.1
adobe acrobat reader>= 8.0 and < 8.1.3
adobe acrobat reader>= 9.0 and < 9.1

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Public Exploits & PoCs

These PoC and exploit links come from public sources and are not verified to be safe or functional. Review the code before running anything, and treat unverified entries as untrusted.
localAdobe - 'Collab.getIcon()' Local Buffer Overflow (Metasploit) (2)verified
localAdobe - 'Collab.getIcon()' Local Buffer Overflow (Metasploit) (1)verified
localAdobe Acrobat/Reader < 7.1.1/8.1.3/9.1 - Collab getIcon Universalverified
localAdobe Acrobat Reader 8.1.2 < 9.0 - 'getIcon()' Memory Corruptionverified
pocARPSyndicate/cve-scores (trickest)
pocLAYTAT/- (trickest)
pocOstorlab/KEV (trickest)
pocOstorlab/known_exploited_vulnerbilities_detectors (trickest)
pocahmedobied/python-exploits (trickest)
pockenjiaiko/binarybook (trickest)
pocwww.exploit-db.com · 9579www.exploit-db.com

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Metasploit Modules

Weaponised exploit modules in the Metasploit Framework. Rank is Metasploit’s reliability rating - Excellent/Great/Good means dependable, real-world exploit code (a strong “act now” signal), not a fragile PoC.

Goodexploit/windows/browser/adobe_geticon2009-03-24

Goodexploit/windows/fileformat/adobe_geticon2009-03-24

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