Bug 2002678 (CVE-2020-18898) - CVE-2020-18898 exiv2: stack exhaustion issue in the printIFDStructure function may lead to DoS
Summary: CVE-2020-18898 exiv2: stack exhaustion issue in the printIFDStructure functio...
Keywords:
Status: NEW
Alias: CVE-2020-18898
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2002680 2003669 2003670 2003673 2002679
Blocks: 2002681
TreeView+ depends on / blocked
 
Reported: 2021-09-09 13:32 UTC by Marian Rehak
Modified: 2021-09-13 14:19 UTC (History)
4 users (show)

Fixed In Version: exiv2 0.27.5
Doc Type: If docs needed, set a value
Doc Text:
The exiv2 program is susceptible to a stack exhaustion issue via a crafted file. The cause of this vulnerability, is due to a flaw in the code which could allow remote attackers to cause a denial of service (DOS). The highest threat from this vulnerability is availability.
Clone Of:
Environment:
Last Closed:


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Description Marian Rehak 2021-09-09 13:32:36 UTC
A stack exhaustion issue in the printIFDStructure function of Exiv2 0.27 allows remote attackers to cause a denial of service (DOS) via a crafted file.

Upstream Issue:

https://github.com/Exiv2/exiv2/issues/741

Comment 1 Marian Rehak 2021-09-09 13:32:56 UTC
Created exiv2 tracking bugs for this issue:

Affects: fedora-all [bug 2002680]


Created mingw-exiv2 tracking bugs for this issue:

Affects: fedora-all [bug 2002679]

Comment 4 devthomp 2021-09-13 13:14:48 UTC
Patch:
https://github.com/Exiv2/exiv2/pull/558


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