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Vulnerability record · CVE-2009-1855 · published 11 June 2009

CVE-2009-1855: Adobe acrobat memory buffer overflow vulnerability

Adobe · Acrobat

Stack-based buffer overflow in Adobe Reader 7 and Acrobat 7 before 7.1.3, Adobe Reader 8 and Acrobat 8 before 8.1.6, and Adobe Reader 9 and Acrobat 9 before 9.1.2 might allow attackers to execute arbitrary code via a PDF file containing a malformed U3D model file with a crafted extension block.

9.3 CVSS 2.0 High EPSS 12% · top 3.9% CWE-119 · Memory buffer overflow
9.3CVSS 2.0 base score
12%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
34References
16 Jun 2026Last modified by NVD

Description

Stack-based buffer overflow in Adobe Reader 7 and Acrobat 7 before 7.1.3, Adobe Reader 8 and Acrobat 8 before 8.1.6, and Adobe Reader 9 and Acrobat 9 before 9.1.2 might allow attackers to execute arbitrary code via a PDF file containing a malformed U3D model file with a crafted extension block.

AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html
http://secunia.com/advisories/34580 Vendor Advisory
http://secunia.com/advisories/35496 Vendor Advisory
http://secunia.com/advisories/35655 Vendor Advisory
http://secunia.com/advisories/35685 Vendor Advisory
http://secunia.com/advisories/35734 Vendor Advisory
http://security.gentoo.org/glsa/glsa-200907-06.xml
http://securitytracker.com/id?1022361
http://www.adobe.com/support/security/bulletins/apsb09-07.html PatchVendor Advisory
http://www.redhat.com/support/errata/RHSA-2009-1109.html
http://www.securityfocus.com/archive/1/504229/100/0/threaded
http://www.securityfocus.com/bid/35274 Patch
http://www.securityfocus.com/bid/35282 Patch
http://www.us-cert.gov/cas/techalerts/TA09-161A.html US Government Resource
http://www.vupen.com/english/advisories/2009/1547 PatchVendor Advisory
http://www.zerodayinitiative.com/advisories/ZDI-09-042
http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html
http://secunia.com/advisories/34580 Vendor Advisory
http://secunia.com/advisories/35496 Vendor Advisory
http://secunia.com/advisories/35655 Vendor Advisory
http://secunia.com/advisories/35685 Vendor Advisory
http://secunia.com/advisories/35734 Vendor Advisory
http://security.gentoo.org/glsa/glsa-200907-06.xml
http://securitytracker.com/id?1022361
http://www.adobe.com/support/security/bulletins/apsb09-07.html PatchVendor Advisory
http://www.redhat.com/support/errata/RHSA-2009-1109.html
http://www.securityfocus.com/archive/1/504229/100/0/threaded
http://www.securityfocus.com/bid/35274 Patch
http://www.securityfocus.com/bid/35282 Patch
http://www.us-cert.gov/cas/techalerts/TA09-161A.html US Government Resource
http://www.vupen.com/english/advisories/2009/1547 PatchVendor Advisory
http://www.zerodayinitiative.com/advisories/ZDI-09-042

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2014-0546Adobe Reader and Acrobat sandbox bypass allows privileged code executionAdobe Reader and Acrobat 10.x before 10.1.11 and 11.x before 11.0.08 on Windows contain a sandbox protection bypass. An attacker can escape the Reade…KEVEPSS 22%analysed9.8CVE-2013-3346Adobe Reader and Acrobat memory corruption allows code executionAdobe Reader and Acrobat 9.x before 9.5.5, 10.x before 10.1.7, and 11.x before 11.0.03 contain an out-of-bounds write (CWE-787) that corrupts memory.…KEVEPSS 79%analysed9.8CVE-2013-2729Adobe Reader and Acrobat integer overflow allows code executionAdobe Reader and Acrobat contain an integer overflow (CWE-190) that can be triggered by unspecified vectors, leading to arbitrary code execution. It …KEVEPSS 67%analysed9.8CVE-2011-2462Adobe Reader and Acrobat U3D memory corruption code executionAn out-of-bounds write in the U3D component of Adobe Reader and Acrobat allows remote attackers to corrupt memory and execute arbitrary code. The fla…KEVEPSS 89%analysed8.8CVE-2021-28550Adobe Acrobat and Reader use-after-free allows code executionAdobe Acrobat Reader DC (2021.001.20150, 2020.001.30020, 2017.011.30194 and earlier) and related Acrobat products contain a use-after-free (CWE-416) …KEVEPSS 52%analysed8.8CVE-2021-21017Adobe Acrobat and Reader heap buffer overflow via malicious fileAdobe Acrobat Reader DC (2020.013.20074, 2020.001.30018, 2017.011.30188 and earlier) contains a heap-based buffer overflow (CWE-122/CWE-787) triggere…KEVEPSS 86%analysed8.8CVE-2014-0496Adobe Reader and Acrobat use-after-free code executionAdobe Reader and Acrobat 10.x before 10.1.9 and 11.x before 11.0.06 on Windows and Mac OS X contain a use-after-free (CWE-416) that allows arbitrary …KEVEPSS 40%analysed8.8CVE-2011-0611Adobe Flash Player type confusion allows remote code executionAdobe Flash Player, Adobe AIR and the Authplay component in Adobe Reader/Acrobat contain a type confusion flaw (CWE-843) reachable through crafted Fl…KEVEPSS 99%analysed

Source: NIST National Vulnerability Database (record CVE-2009-1855), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.