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    CVE-2011-0764

    t1lib 5.1.2 and earlier, as used in Xpdf before 3.02pl6, teTeX, and other products, uses an invalid pointer in conjunction with a dereference operation, which allows remote attackers to execute arbitrary code via a crafted Type 1 font in a PDF document, as demonstrated by testz.2184122398.pdf.

    Published:Mar 28, 2011
    Last Modified:Apr 11, 2025
    EPS:Mar 31, 2011
    EPSS Score:0.31187
    CVSS Score:6.8

    Affected Products

    Vendor
    Foolabs
    Product
    Xpdf
    Vendor
    Glyphandcog
    Product
    Xpdfreader
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    T1lib
    Product
    T1lib

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-20 Improper Input Validation

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-10 Buffer Overflow via Environment Variables
    CAPEC-101 Server Side Include (SSI) Injection
    CAPEC-104 Cross Zone Scripting
    CAPEC-108 Command Line Execution through SQL Injection
    CAPEC-109 Object Relational Mapping Injection
    CAPEC-110 SQL Injection through SOAP Parameter Tampering
    CAPEC-120 Double Encoding
    CAPEC-13 Subverting Environment Variable Values
    CAPEC-135 Format String Injection
    CAPEC-136 LDAP Injection
    CAPEC-14 Client-side Injection-induced Buffer Overflow
    CAPEC-153 Input Data Manipulation
    CAPEC-182 Flash Injection
    CAPEC-209 XSS Using MIME Type Mismatch
    CAPEC-22 Exploiting Trust in Client
    CAPEC-23 File Content Injection
    CAPEC-230 Serialized Data with Nested Payloads
    CAPEC-231 Oversized Serialized Data Payloads
    CAPEC-24 Filter Failure through Buffer Overflow
    CAPEC-250 XML Injection
    CAPEC-261 Fuzzing for garnering other adjacent user/sensitive data
    CAPEC-267 Leverage Alternate Encoding
    CAPEC-28 Fuzzing
    CAPEC-3 Using Leading 'Ghost' Character Sequences to Bypass Input Filters
    CAPEC-31 Accessing/Intercepting/Modifying HTTP Cookies
    CAPEC-42 MIME Conversion
    CAPEC-43 Exploiting Multiple Input Interpretation Layers
    CAPEC-45 Buffer Overflow via Symbolic Links
    CAPEC-46 Overflow Variables and Tags
    CAPEC-47 Buffer Overflow via Parameter Expansion
    CAPEC-473 Signature Spoof
    CAPEC-52 Embedding NULL Bytes
    CAPEC-53 Postfix, Null Terminate, and Backslash
    CAPEC-588 DOM-Based XSS
    CAPEC-63 Cross-Site Scripting (XSS)
    CAPEC-64 Using Slashes and URL Encoding Combined to Bypass Validation Logic
    CAPEC-664 Server Side Request Forgery
    CAPEC-67 String Format Overflow in syslog()
    CAPEC-7 Blind SQL Injection
    CAPEC-71 Using Unicode Encoding to Bypass Validation Logic
    CAPEC-72 URL Encoding
    CAPEC-73 User-Controlled Filename
    CAPEC-78 Using Escaped Slashes in Alternate Encoding
    CAPEC-79 Using Slashes in Alternate Encoding
    CAPEC-8 Buffer Overflow in an API Call
    CAPEC-80 Using UTF-8 Encoding to Bypass Validation Logic
    CAPEC-81 Web Server Logs Tampering
    CAPEC-83 XPath Injection
    CAPEC-85 AJAX Footprinting
    CAPEC-88 OS Command Injection
    CAPEC-9 Buffer Overflow in Local Command-Line Utilities

    Related CVEs

    CVE-2011-1554 (CVSS 4.3) — Off-by-one error in t1lib 5.1.2 and earlier, as used in Xpdf before 3.02pl6, teTeX, and other products, allows…
    CVE-2011-1552 (CVSS 4.3) — t1lib 5.1.2 and earlier, as used in Xpdf before 3.02pl6, teTeX, and other products, reads from invalid memory …
    CVE-2011-1553 (CVSS 4.3) — Use-after-free vulnerability in t1lib 5.1.2 and earlier, as used in Xpdf before 3.02pl6, teTeX, and other prod…
    CVE-2010-3704 (CVSS 6.8) — The FoFiType1::parse function in fofi/FoFiType1.cc in the PDF parser in xpdf before 3.02pl5, poppler 0.8.7 and…
    CVE-2009-3604 (CVSS 9.3) — The Splash::drawImage function in Splash.cc in Xpdf 2.x and 3.x before 3.02pl4, and Poppler 0.x, as used in GP…
    CVE-2009-3603 (CVSS 9.3) — Integer overflow in the SplashBitmap::SplashBitmap function in Xpdf 3.x before 3.02pl4 and Poppler before 0.12…
    CVE-2009-3606 (CVSS 9.3) — Integer overflow in the PSOutputDev::doImageL1Sep function in Xpdf before 3.02pl4, and Poppler 0.x, as used in…
    CVE-2009-3609 (CVSS 4.3) — Integer overflow in the ImageStream::ImageStream function in Stream.cc in Xpdf before 3.02pl4 and Poppler befo…
    CVE-2009-3608 (CVSS 9.3) — Integer overflow in the ObjectStream::ObjectStream function in XRef.cc in Xpdf 3.x before 3.02pl4 and Poppler …
    CVE-2009-0165 (CVSS 10) — Integer overflow in the JBIG2 decoder in Xpdf 3.02pl2 and earlier, as used in Poppler and other products, when…

    References

    http://rhn.redhat.com/errata/RHSA-2012-1201.html
    http://secunia.com/advisories/43823
    http://secunia.com/advisories/47347
    http://secunia.com/advisories/48985
    http://securityreason.com/securityalert/8171
    http://securitytracker.com/id?1025266
    http://www.foolabs.com/xpdf/download.html
    http://www.kb.cert.org/vuls/id/376500
    http://www.kb.cert.org/vuls/id/MAPG-8ECL8X
    http://www.mandriva.com/security/advisories?name=MDVSA-2012:002
    http://www.mandriva.com/security/advisories?name=MDVSA-2012:144
    http://www.securityfocus.com/archive/1/517205/100/0/threaded
    http://www.securityfocus.com/bid/46941
    http://www.toucan-system.com/advisories/tssa-2011-01.txt
    http://www.ubuntu.com/usn/USN-1316-1
    http://www.vupen.com/english/advisories/2011/0728
    https://exchange.xforce.ibmcloud.com/vulnerabilities/66208
    https://security.gentoo.org/glsa/201701-57
    http://rhn.redhat.com/errata/RHSA-2012-1201.html
    http://secunia.com/advisories/43823
    http://secunia.com/advisories/47347
    http://secunia.com/advisories/48985
    http://securityreason.com/securityalert/8171
    http://securitytracker.com/id?1025266
    http://www.foolabs.com/xpdf/download.html
    http://www.kb.cert.org/vuls/id/376500
    http://www.kb.cert.org/vuls/id/MAPG-8ECL8X
    http://www.mandriva.com/security/advisories?name=MDVSA-2012:002
    http://www.mandriva.com/security/advisories?name=MDVSA-2012:144
    http://www.securityfocus.com/archive/1/517205/100/0/threaded
    http://www.securityfocus.com/bid/46941
    http://www.toucan-system.com/advisories/tssa-2011-01.txt
    http://www.ubuntu.com/usn/USN-1316-1
    http://www.vupen.com/english/advisories/2011/0728
    https://exchange.xforce.ibmcloud.com/vulnerabilities/66208
    https://security.gentoo.org/glsa/201701-57

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High