Loop with Unreachable Exit Condition ('Infinite Loop') Affecting exiv2-doc package, versions <0:0.27.0-2.el7_6
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CENTOS7-EXIV2DOC-2141704
- published26 Jul 2021
- disclosed10 Dec 2018
Introduced: 10 Dec 2018
CVE-2018-20099 (opens in a new tab)How to fix?
Upgrade Centos:7 exiv2-doc to version 0:0.27.0-2.el7_6 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream exiv2-doc package and not the exiv2-doc package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
There is an infinite loop in Exiv2::Jp2Image::encodeJp2Header of jp2image.cpp in Exiv2 0.27-RC3. A crafted input will lead to a remote denial of service attack.
References
- https://access.redhat.com/security/cve/CVE-2018-20099
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZXCEKTYF7HLM6VH2WCWO2HXTJH37MBLA/
- https://github.com/Exiv2/exiv2/issues/590
- https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206
- https://access.redhat.com/errata/RHSA-2019:2101
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXCEKTYF7HLM6VH2WCWO2HXTJH37MBLA/