Vulnerability Details : CVE-2017-6887
A boundary error within the "parse_tiff_ifd()" function (internal/dcraw_common.cpp) in LibRaw versions before 0.18.2 can be exploited to cause a memory corruption via e.g. a specially crafted KDC file with model set to "DSLR-A100" and containing multiple sequences of 0x100 and 0x14A TAGs.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2017-6887
- cpe:2.3:a:libraw:libraw:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-6887
0.37%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 56 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-6887
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2017-6887
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-6887
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https://secuniaresearch.flexerasoftware.com/secunia_research/2017-6/
Secunia Research Advisories | FlexeraPermissions Required;Third Party Advisory
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http://www.securityfocus.com/bid/98592
LibRaw CVE-2017-6887 Memory Corruption VulnerabilityThird Party Advisory;VDB Entry
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https://github.com/LibRaw/LibRaw/commit/d7c3d2cb460be10a3ea7b32e9443a83c243b2251
Secunia SA75000 advisory: several buffer overruns · LibRaw/LibRaw@d7c3d2c · GitHubPatch;Third Party Advisory
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http://www.debian.org/security/2017/dsa-3950
Debian -- Security Information -- DSA-3950-1 libraw
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https://secuniaresearch.flexerasoftware.com/advisories/75737/
Sign inPermissions Required;Third Party Advisory
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