There is a Segmentation fault in the XmpParser::terminate() function in Exiv2 0.26, related to an exit call. A Crafted input will lead to a remote denial of service attack.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2017-11340 from the MITRE CVE dictionary dictionary and NIST NVD.
NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.
| CVSS3 Base Score | 5.5 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| Attack Vector | Local |
| Attack Complexity | Low |
| Privileges Required | None |
| User Interaction | Required |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity Impact | None |
| Availability Impact | High |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 7 | exiv2 | Will not fix |
| Red Hat Enterprise Linux 6 | exiv2 | Will not fix |
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