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CVE-2017-9239

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Date: May 26, 2017

An issue was discovered in Exiv2 0.26. When the data structure of the structure ifd is incorrect, the program assigns pValue_ to 0x0, and the value of pValue() is 0x0. TiffImageEntry::doWriteImage will use the value of pValue() to cause a segmentation fault. To exploit this vulnerability, someone must open a crafted tiff file.

Language: C++

Severity Score

Related Resources (10)

http://dev.exiv2.org/issues/1295
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00009.html
https://people.canonical.com/~ubuntu-security/cve/CVE-2017-9239
https://github.com/lolo-pop/poc/tree/master/Segmentation%20fault%20in%20convert-test%28exiv2%29
https://security-tracker.debian.org/tracker/CVE-2017-9239
http://www.securityfocus.com/bid/98720
https://usn.ubuntu.com/3852-1/
https://nvd.nist.gov/vuln/detail/CVE-2017-9239
https://access.redhat.com/security/cve/CVE-2017-9239
https://www.mend.io/vulnerability-database/CVE-2017-9239

Severity Score

Weakness Type (CWE)

Divide By Zero

CWE-369

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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